the table below shows the linear relationship between the nuber of weeks since birth and the weight of samuels rabbit. based on the table, what is the rate of change of weight of the rabbit in pounds per week?

Answers

Answer 1

The rate of change of weight of the rabbit in pounds per week is 0.5 pounds per week.

To calculate the rate of change of weight of Samuel's rabbit in pounds per week, we need to look at how much the weight of the rabbit changes as the number of weeks since birth increases by one. This is also known as the slope of the linear relationship between the number of weeks and the weight of the rabbit.

Looking at the table below, we can see that when the rabbit is born (week 0), it weighs 0.5 pounds. As the number of weeks since birth increases by one, the weight of the rabbit increases by 0.5 pounds. This pattern continues for each subsequent week, with the weight of the rabbit increasing by 0.5 pounds each time.

| Number of Weeks Since Birth | Weight of Rabbit (in pounds) |
|-----------------------------|------------------------------|
|              0              |             0.5              |
|              1              |             1.0              |
|              2              |             1.5              |
|              3              |             2.0              |
|              4              |             2.5              |
|              5              |             3.0              |

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Related Questions

The mean and median of a set of five positive integers is 5. What is the largest integer that can be in the set?

Answers

The largest integer that can be in the data-set is given as follows:

13.

How to obtain the mean and the median of a data-set?

The mean is given by the sum of all observations divided by the number of observations.The median of a data-set is the middle element of the data-set.

The data-set in this problem has five integers, hence the median of 5 is the third element, given as follows:

x, y, 5, w, z.

The mean is also of 5, meaning that the sum of the other elements is 20, that is:

x + y + w + z = 20.

z will be maximized when x = 1,  y = 1 and w = 5, hence:

1 + 1 + 5 + z = 20

z = 13.

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If the true population distribution is close to the population distribution assumed in the null hypothesis, the power tends to be:_______

Answers

If the true population distribution is close to the population distribution assumed in the null hypothesis, the power tends to be lower.

Explanation:
1. True population distribution refers to the actual distribution of the population.
2. Null hypothesis is the assumption that there is no significant difference between the observed and expected data.
3. Power is the probability of correctly rejecting the null hypothesis when it is false.

So if the true population distribution is close to the null hypothesis distribution, it is less likely that significant differences will be found in the sample.


When the true population distribution is close to the null hypothesis, it becomes more difficult to detect a significant difference, leading to a lower power in the statistical test.

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In circle C, TL is a diameter, mICR = (3x + 5)°, and m/RCL = (x - 1)°.

Answers

The value of the equation gives mILR = 52°.

How to determine the value

Since TL is a diameter, we know that mICR + m/RCL = 90°. Substituting the given values, we get:  (3x + 5)° + (x - 1)° = 90°

Simplifying the equation, we get:

4x + 4 = 90

Solving for x, we get:

x = 22

Therefore, x = 22.

2. Since TL is a diameter, we know that mICR = 90°. Substituting the value of x, we get:

mICR = (3x + 5)° = (3 × 22 + 5)° = 71°

Therefore, mICR = 71°.

3. Since TL is a diameter, we know that mILR = 180° - mICR - m/RCL. Substituting the values of x, we get:

mILR = 180° - (3x + 5)° - (x - 1)° = 180° - 4x - 4°

Substituting the value of x, we get:

mILR = 180° - (4 × 22 + 4)° = 52°

Therefore, mILR = 52°.

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which type of data visualization method can be helpful when the intention is to show relationship between time spent working out per week (in hours) and average amount of sleep an individual gets per week (in hours)?

Answers

When the intention is to show the relationship between time spent working out per week and average amount of sleep an individual gets per week, a scatter plot can be a helpful data visualization method. This type of graph uses two axes to plot data points that correspond to each variable.

In this case, the x-axis can represent time spent working out per week, while the y-axis can represent average amount of sleep an individual gets per week. Each data point will correspond to a specific individual and will be plotted based on the values of the two variables.

By using a scatter plot, it will be possible to identify any patterns or trends in the data. For example, it may become clear that individuals who spend more time working out tend to get more sleep per week. Alternatively, it may be evident that there is no relationship between the two variables, which can be equally informative.

Overall, using a scatter plot can help to visualize the relationship between time spent working out per week and average amount of sleep an individual gets per week. This can be useful in understanding the data and drawing conclusions about the relationship between these two variables.

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What is | 62 |





IGNORE THISSSSSSSSSSSSSSSSSSS

Answers

The expression |62| is equal to 62.

We have,

The absolute value of 62 is 62, because the absolute value is a measure of distance from zero, and 62 is 62 units away from zero in the positive direction on the number line.

The absolute value of a number is defined as the distance of that number from zero on the number line, regardless of the direction.

It is always a non-negative value.

In this case, the number is 62.

If we locate 62 on the number line, we can see that it is 62 units away from zero in the positive direction, because we count 62 units to the right of zero to reach 62.

Since the absolute value of a number is always non-negative, we take the positive value of 62 and conclude that the absolute value of 62 is 62, written as |62| = 62.

Therefore,

|62| is equal to 62.

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Solve these problems​

Answers

The two column proof is completed as follows

Statement                     Reason

line RS ≅ line UT             Given

line RT ≅ line UT             Given

line ST ≅ line TS             Reflexive property

Δ RST ≅ ΔUTS               SSS congruence theorem

What is reflexive property

The refleхive propеrty is a mathеmatical propеrty thаt statеs thаt аny element is еqual to itself. I

This is  to say, for аny mathеmatical object or value, х, the refleхive propеrty statеs thаt

х = х.

This propеrty holds truе for all mathеmatical operаtions and is used to proof that all the sides of the triangle RST is congruent to sides of the triangle UTS. This is according to the SSS congruence theorem

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HELP QUICKLY!!!!!!

A circle with equation (x + 2 )2 + (y – 3 )2 = 16 is graphed on the coordinate plane. Which represents the line of tangency at the point (–6, 3)?

A. y = –6

B. x = –6

C. x = 4

D. x = 6

Answers

Answer:

Step-by-step explanation:

Pemdas

Find the area of the shaded segment of the circle

Answers

The area of the shaded segment of the circle is 55.9 cm².

Given that a sector in the circle having the central angle = 90° with the radius = 14 cm.

We need to find the area of the segment which is shaded.

So, for finding the same, we will find the area of the sector and then the right triangle formed by the radii and the chord.

Area of the sector = 1/4 × π × radius²

= 1/4 × 3.14 × 14²

= 153.86 cm²

Area of the triangle = 1/2 × base × height

= 1/2 × 14 × 14

= 98 cm²

Area of the segment = 153.86 - 98 ≈ 55.9 cm²

Hence, the area of the shaded segment of the circle is 55.9 cm².

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Find the missing side.
36°
19
X
X <= [?]
Round to the nearest tenth.
Remember: SOHCAHTOA
Enter

Answers

Applying SOHCAHTOA, the value of the missing side in the right triangle is calculated as: x ≈ 11.2.

How to Find the Missing Side Using SOHCAHTOA?

SOHCAHTOA is an acronym for the basic trigonometric ratios that can be used to find the missing side of a right triangle. It means:

SOH implies sin ∅ = opposite / hypotenuse

CAH implies cos ∅ = adjacent / hypotenuse

TOA implies tan ∅ = opposite / adjacent.

To find the missing side, x, we will apply SOH:

sin 36 = x/19

19 * sin 36 = x

x ≈ 11.2

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If you had 8,923,283- 12035 what would it be

Answers

Answer:

8,911,248

Step-by-step explanation:

8,923,283 - 12,035 = 8,911,248

tyler plays basketball for his local deaf school. he is leading his league in scoring, and he wants to have his grandparents, who live in a different state, follow his games. where should they look to find statistics and videos about him and his team?

Answers

Tyler's grandparents can follow his basketball games by checking the local deaf school's website or social media pages for updates on team statistics and videos. Additionally, they can search for local news outlets or sports websites that may cover the games and provide more information about Tyler and his team.

Tyler's grandparents can look for statistics and videos about him and his team on the website or social media pages of his local deaf school. They can also check with the league that his team plays in to see if they have any online resources available for following games and keeping track of player statistics. Another option is to reach out to Tyler's coach or the school's athletic department to see if they can provide any updates or links to game footage.

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a vending machine dispenses coffee into a twelve-ounce cup. the amount of coffee dispensed into the cup is normally distributed with a standard deviation of 0.04 ounce. you can allow the cup to overfill 2% of the time. what amount should you set as the mean amount of coffee to be dispensed?

Answers

The mean amount of coffee to be dispensed from the vending machine should be set to 11.918 ounces to allow for a 2% overfill.

To determine the mean amount of coffee to be dispensed from the vending machine, we need to use the normal distribution and the given information that the standard deviation is 0.04 ounce and we can allow the cup to overfill 2% of the time.

First, we need to find the z-score associated with the 2% overfill. Using a standard normal distribution table or calculator, we can find that the z-score is approximately 2.05.

Next, we can use the formula z = (x - μ) / σ, where z is the z-score, x is the value of the random variable (the amount of coffee dispensed), μ is the mean, and σ is the standard deviation.

Substituting the values we have, we get:

2.05 = (12 - μ) / 0.04

Solving for μ, we get:

μ = 12 - 2.05 * 0.04

μ = 11.918

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Jahlil made 14 pints of ice cream. He gave 1 quart to his neighbor and then made milkshakes with half of the remaining ice cream. How many quarts of ice cream did Jahlil use to make milkshakes?

Answers

She used 3 quarts to make milkshakes.

Step-by-step explanation:
Jahlil made 14 pints of ice cream.
She gave 1 quart to her neighbor .
as we know 1 quart = 2 pints
so we subtract 2 pints from 14 pints.
remaining icecream = 14 - 2 = 12 pints
Then she made milkshakes with half the remaining ice cream
half of 12 pints = 12 / 2 = 6 pints or 3 quarts
Therefore, She made milkshakes with 3 quarts.

Answer:

6 pints or 3 quarts

Step-by-step explanation:

We can represent the actions onto the ice cream with mathematical operations. First, we can represent giving 1 quart away as subtraction:

14 pints - 1 quart

= 14 pints - 2 pints

= 12 pints

So after giving 1 quart to his neighbor, Jahlil has 13 pints left. Of these 13 pints, he uses half to make milkshakes. We can represent a half by dividing by 2:

12 pints / 2

= 6 pints

= 3 quarts

So, Jahlil used 6 pints or 3 quarts of ice cream to make the milkshakes.

boxplot if a person is making the minimum salary for a construction worker, they are making more than what percentage of teachers? they are making more than % of teachers.

Answers

A boxplot is a graphical representation of data distribution, and it can be used to compare the salary distributions of construction workers and teachers. To determine the percentage of teachers that a person making the minimum salary for a construction worker is making more than, we must first understand the data for both groups.

The minimum salary for a construction worker is a specific value, representing the lowest amount paid to workers in that profession. In contrast, teachers' salaries can vary based on various factors such as experience, education level, and location. Comparing these two distributions can provide insights into the relative earnings of these professions.

Using a boxplot, the minimum, first quartile, median, third quartile, and maximum values can be visually represented for each group. The comparison between the minimum salary for a construction worker and the distribution of teachers' salaries can be observed by looking at the overlap of these two boxplots.

If the minimum salary for a construction worker falls within the first quartile of teachers' salaries, it would mean that a person earning that salary is making more than 25% of teachers. If it falls within the second quartile (between the first and median), the person is making more than 50% of teachers. Similarly, if it falls within the third quartile, they would be making more than 75% of teachers.

To provide a precise percentage, the data for both groups needs to be analyzed and compared. However, without specific numbers, a definitive answer cannot be given. In summary, a boxplot can be used to visualize and compare the salary distributions of construction workers and teachers to determine what percentage of teachers a person making the minimum salary for a construction worker is earning more than.

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(Chapter 12) If u * v = 0 and u X v = 0, then u or v = 0

Answers

Therefore, in either partial derivatives, we have u = 0 or v = 0.

The given information implies that two vectors u and v satisfy:

u * v = 0, where * denotes the dot product between vectors.

u X v = 0, where X denotes the cross product between vectors.

From the first equation, we know that the angle between u and v is either 90 degrees or 270 degrees. That is, u and v are orthogonal (perpendicular) to each other.

From the second equation, we know that the magnitude of the cross product u X v is equal to the product of the magnitudes of u and v multiplied by the sine of the angle between them. Since u and v are orthogonal, the angle between them is either 90 degrees or 270 degrees, which means that the sine of the angle is either 1 or -1. Therefore, we have:

|u X v| = |u| * |v| * sin(θ)

= 0

Since the magnitudes of u and v are non-negative, it follows that sin(θ) must be zero. This can only happen if the angle between u and v is either 0 degrees (i.e., u and v are parallel) or 180 degrees (i.e., u and v are anti-parallel).

In the case where u and v are parallel, we have:

u * v = |u| * |v| * cos(θ)

= |u|²

= 0

This implies that |u| = 0, which means that u = 0.

In the case where u and v are anti-parallel, we have:

u * v = |u| * |v| * cos(θ)

= -|u|²

= 0

This again implies that |u| = 0, which means that u = 0.

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The US government monitors the consumption of different products.
The table shows y, the amount of ice cream consumed, in millions of pounds, for x years since 2010.
The quadratic equation that models the amount of ice cream consumed, in millions of pounds, since 2010 is shown.
y = 12(x - 6)² + 3922
Determine when the amount of ice cream consumed in the United States would be 5,650 millions of pounds.

Answers

The required, in the year 2028, the amount of ice cream consumed in the United States would be 5,650 million pounds.

We are given that y represents the amount of ice cream consumed in millions of pounds and x represents the number of years since 2010. So we want to solve for x when y = 5,650.

y = 12(x - 6)² + 3922
5,650 = 12(x - 6)² + 3922
1,728 = 12(x - 6)²
144 = (x - 6)²

Take the square root of both sides (remembering to include both the positive and negative square roots):

±12 = x - 6
x = 6 ± 12

So we have two possible solutions:

x = 6 + 12 = 18
x = 6 - 12 = -6

Since we are looking for a year since 2010, the year -6 does not make sense in this context. Therefore, the amount of ice cream consumed in the United States would be 5,650 million pounds in the year 2010 + 18 = 2028.

So the answer is that in the year 2028, the amount of ice cream consumed in the United States would be 5,650 million pounds.

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An auto mechanic's current annual gross wage is $44,000. For retirement, the mechanic wants to have enough saved to live off 80% of the current annual gross wage and draw 4% the first year. What is the total amount the mechanic will need in retirement savings to meet their retirement income goal?

$880,000
$808,000
$1,408,000
$1,800,080

Answers

The total amount the mechanic will need in retirement savings to meet their retirement income goal is $880,000.

Option A.

What is the total amount to be invested?

The total amount the mechanic will need in retirement savings to meet their retirement income goal is calculated as follows;

80% of  $44,000 = ?

= 0.8 x  $44,000

= $35,200

The amount needed to generate $35,200 annually at a 4% withdrawal rate is calculated as follows;

Let the amount = x

0.04x = $35,200

x = $35,200/0.04

x = $880,000

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PLEASE HELP I NEED THIS BY TOMORROW


A diver begins on a platform 10 meters
above the surface of the water the divers height is given by the equation h(t)=-4.9t^2+3.5t+10 where r is the time in seconds after the diver jumps

How long does it take the diver to reach a point 1 meter above the water

How many solutions does your equation from part A have

Do all of the solutions to the equation make sense in the situation explain

Answers

Step-by-step explanation & Answer:

To find how long it takes for the diver to reach a point 1 meter above the water, we need to set the height equation equal to 1 and solve for t:

-4.9t^2 + 3.5t + 10 = 1

-4.9t^2 + 3.5t + 9 = 0

We can solve for t using the quadratic formula:

t = (-b ± √(b^2 - 4ac)) / 2a

t = (-3.5 ± √(3.5^2 - 4(-4.9)(9))) / 2(-4.9)

t ≈ 1.65 seconds or t ≈ 1.06 seconds

Therefore, it takes the diver approximately 1.65 seconds or 1.06 seconds to reach a point 1 meter above the water.

The equation from part A has two solutions.

Not all of the solutions make sense in the situation. One of the solutions is negative, which does not make sense in the context of the problem. The other solution is the time it takes for the diver to reach a point 1 meter above the water.

5. Suppose the mean age for a sample of used cars for sale in Orange County is 7.9 years with a sample standard deviation of 7.7 years. Suppose we take a sample of 100 used cars for sale in Orange County. Find the 90% confidence interval for the population mean age of used cars for sale in Orange County. (a) (10 points) Find the 90% Confidence interval for the population mean age of used cars for sale in Orange County. You may use your calculator or do the calculations by hand. Either way please explain what you did. (b) (5 points) Write the interpretation of the confidence interval.

Answers

a) The 90% confidence interval for the population mean age of used cars for sale in Orange County is (6.655, 9.145) years., b)The interpretation of the 90% confidence interval is that we are 90% confident that the true population mean age of used cars for sale in Orange County falls within the range of 6.634 to 9.166 years.

(a) To find the 90% confidence interval for the population mean age of used cars for sale in Orange County, we can use the formula:

CI = x ± z*(σ/√n)

where CI is the confidence interval, x is the sample mean age (7.9 years), σ is the sample standard deviation (7.7 years), n is the sample size (100), and z is the critical value for a 90% confidence level.

Using a z-table or calculator, we can find that the z-value for a 90% confidence level is 1.645. Substituting these values into the formula, we get:

CI = 7.9 ± 1.645*(7.7/√100)

Simplifying, we get:

CI = 7.9 ± 1.245

Therefore, the 90% confidence interval for the population mean age of used cars for sale in Orange County is (6.655, 9.145) years.

(b) The interpretation of the confidence interval is that we are 90% confident that the true population mean age of used cars for sale in Orange County falls between 6.655 and 9.145 years. This means that if we were to take multiple samples of 100 used cars for sale in Orange County and calculate their confidence intervals, about 90% of those intervals would contain the true population mean age.


(a) To find the 90% confidence interval for the population mean age of used cars for sale in Orange County, we will use the following formula:

CI = x ± (Z * (s / √n))

Where CI is the confidence interval, x is the sample mean (7.9 years), Z is the critical value corresponding to the 90% confidence level (1.645), s is the sample standard deviation (7.7 years), and n is the sample size (100 used cars).

CI = 7.9 ± (1.645 * (7.7 / √100))
CI = 7.9 ± (1.645 * (7.7 / 10))
CI = 7.9 ± (1.645 * 0.77)
CI = 7.9 ± 1.266

The 90% confidence interval for the population mean age of used cars for sale in Orange County is (6.634, 9.166) years.

(b) The interpretation of the 90% confidence interval is that we are 90% confident that the true population mean age of used cars for sale in Orange County falls within the range of 6.634 to 9.166 years.

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roller coaster crewray and kelsey have summer internships at an engineering firm. as part of their internship, they get to assist in the planning of a brand new roller coaster. for this assignment, you help ray and kelsey as they tackle the math behind some simple curves in the coaster's track.part athe first part of ray and kelsey's roller coaster is a curved pattern that can be represented by a polynomial function.ray and kelsey are working to graph a third-degree polynomial function that represents the first pattern in the coaster plan. ray says the third-degree polynomial has 4 intercepts. kelsey argues the function can have as many as 3 zeros only. is there a way for the both of them to be correct? explain your answer.kelsey has a list of possible functions. pick one of the g(x) functions below and then describe to kelsey the key features of g(x), including the end behavior, y-intercept, and zeros.g(x)

Answers

No, it is not possible for both Ray and Kelsey to be correct. A third-degree polynomial function can have at most 3 zeros.

This is because the degree of a polynomial function represents the maximum number of times the function can change direction. Since a third-degree polynomial can change direction at most 3 times, it can have at most 3 zeros. As for the function g(x), there is no information provided on the list of possible functions for me to pick one. Please provide more information so I can assist you better.

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The following function represents the production cost f(x), in dollars, for x number of units produced by company 1:


f(x) = 0.25x2 − 8x + 600


The following table represents the production cost g(x), in dollars, for x number of units produced by company 2:

x g(x)

6 862.2

8 856.8

10 855

12 856.8

14 862.2


Based on the given information, determine which company has a lower minimum and find the minimum value.

A- g(x) at (10, 855)

B- f(x) at (16, 536)

C- g(x) at (16, 536)

D- f(x) at (10, 855)

Answers

The company that has a lower minimum and find the minimum value will be B- f(x) at (16, 536)

How to explain the information

The following function represents the production cost f(x), in dollars, for x number of units produced by company 1:

f(16) = 0.25(16)^2 - 8(16) + 600 = 536

So, the minimum value of f(x) is 536, and it occurs at x = 16.

In conclusion, the correct option is B.

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Given p with magnitude of 50 and a direction of 35°, q with magnitude of 65 and a direction of 180°, and r with magnitude of 10 and a direction of 245°, what is the magnitude of p + q + r? Round to the thousandths place.

Answers

The magnitude of the addition of three vectors is equal to 34.405.

How to find the magnitude of the addition of three vectors

Vectors are numbers described by magnitude (r) and direction (θ), in degrees. Vectors in rectangular form are described by expressions of the form:

v = r · cos θ + r · sin θ

Where:

v - Vectorr - Magnitudeθ - Direction

The magnitude of the addition of a given number of vectors can be found by means of Pythagorean theorem:

R = √[(∑ r · cos θ)² + (∑ r · sin θ)²]

R = √[(50 · cos 35° + 65 · cos 180° + 10 · cos 245°)² + (50 · sin 35° + 65 · sin 180° + 10 · sin 245°)²]

R = √[(- 28.265)² + 19.616²]

R = 34.405

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A tanker truck carrying fuel initially contains 100L. More fuel is added to the tank before it goes across Canada. Every 6 minutes, 1620 L are added into the tank. A)Independent variable (x) -

b) Dependent variable (y) -

c) What is the rate of change for this linear relationship?

Answers

Independent variable (x) is time in minute, dependent variable (y) is amount of fuel in the tank in liters and the rate of change for this linear relationship is 270 L/min.

The variable that is independent in time because no matter what, it will flow. The dependent variable is amount of fuel. The rate of change of this linear relationship is the slope of the line, which is equal to the amount of fuel added per unit time, in this case, 1620 L added every 6 minutes, or 270 L/min. This indicates that the amount of gasoline in the tank rises at a constant pace of 270 liters per minute.

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is it likely that nasa repeatedly made the same data entry errors in recording temperatures in los angeles? select the correct response that would be the most likely explanation for using the data value 999.9 in the data file you downloaded.

Answers

It is not likely that NASA repeatedly made the same data entry errors in recording temperatures in Los Angeles. The use of the value 999.9 in the data file that was downloaded is more likely a placeholder value used to indicate missing data.

This is a common practice in data collection and analysis, as it allows for the inclusion of all available data points in the analysis without compromising the accuracy of the results. It is important to note that missing data can occur for a variety of reasons, including instrument malfunctions, power outages, or human error.

In order to ensure the accuracy and reliability of the data, it is important to identify and account for missing data in the analysis. This can be done through various methods, such as imputation or exclusion of incomplete data points.

In conclusion, while data entry errors can occur, it is not likely that NASA repeatedly made the same errors in recording temperatures in Los Angeles. The use of the value 999.9 in the data file is more likely a placeholder value used to indicate missing data, and it is important to properly account for missing data in the analysis to ensure the accuracy and reliability of the results.

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Mrs. Lee bought an ipad that was on sale for $250. She got 15% off the original cost. What was the original price

Answers

The iPad bought by Mr. Lee has the original price of $294 if he paid $250 with 15% off the iPad

Discount refers to the reduction in the original price to allure customers to buy the product.

Original price = discounted price + discount

Let the original price be x

Given, discounted price (or price after discount) = $250

Discount % = 15%

Discount % = (original price - discounted price) / original price * 100

15 = [tex]\frac{x-250}{x}*100[/tex]

15x = (x - 250) 100

3x = 20x - 5000

5000 = 17x

x = 294.1

Therefore, the original price is around $294

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Find the volume of the rectangular pyramid below.
Round your answer to the nearest
tenth if necessary.

Answers

The volume of the rectangular pyramid is 130.7 cubic units.

The volume of a rectangular pyramid can be calculated as:

V = 1/3 × l × w × h

where l, w, and h are the length, width, and height of the rectangular pyramid, respectively.

Given that a rectangular pyramid with a length of 7 units, a width of 7 units, and a height of 8 units.

To find the volume of a given pyramid,  substitute the values into the formula:

V = 1/3 × l × w × h

V = 1/3 × 7 × 7 × 8

V = 130.7 units³

Therefore, the volume of the rectangular pyramid is 130.7 cubic units.

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The missing figure has been attached below.

T/F : In a 5 by 5. If A has two pivots, then the dimension of Nul A is 2

Answers

True. In a 5 by 5 matrix, if A has two pivots, then the dimension of the nullspace (Nul A) is 3, which can be found using the rank-nullity theorem:

rank(A) + dim(Nul A) = 5

Since A has two pivots, its rank is 2.

Suppose we have an m x n matrix A. The rank-nullity theorem states that the sum of the rank of A and the dimension of the nullspace of A is equal to the number of columns in A, that is:

rank(A) + dim(Nul A) = n

where rank(A) is the number of linearly independent rows or columns in A, and dim(Nul A) is the dimension of the nullspace of A.

Now, suppose we have a 5 x 5 matrix A that has two pivots. Since A has two pivots, it means that there are two linearly independent rows or columns in A. Therefore, the rank of A is 2. Applying the rank-nullity theorem, we get:

rank(A) + dim(Nul A) = 5

Substituting rank(A) = 2, we get:

2 + dim(Nul A) = 5

which implies that dim(Nul A) = 3. This means that the nullspace of A has dimension 3, which means that there are 3 linearly independent solutions to the equation Ax = 0.

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Q2. A rectangle has a perimeter of 90 cm. What could its area be in square metres?

Answers

Answer:

2 square meters

Step-by-step explanation:

90 centimeters = .9 meters

one side could be 5 and the other could be 40.

40+40+5+5= 90

40 x 5 = 200

remember, 1 meter= 100 centimeters, so it would be 2 meters

try that! Also, hope that helps!!

Find are of the figure below composed of a rectangular with a semicircle

Answers

Answer:

Step-by-step explanation:

step-by-step

distance between (-3,4) and (-3,-5) in a cartesian plane

Answers

Answer: Distance = 10.83

Step-by-step explanation:

Distance = √((3-(-3))^2 + (4-(-5))^2)

Distance = √(6^2 + 9^2)

Distance = √117

Distance = 10.83

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