Which expression is equivalent to (53−−√4)12?



Responses

538
5 begin power 3 over 8 end power

56
5 begin power 6 end power

5163
5 begin power 16 over 3 end power

523

[tex]13 \leqslant 4x - 3 \leqslant 29 \\ 13 + 3 \leqslant 4x \leqslant 29 + 3 \\ 16 \leqslant 4x \leqslant 32 \\ 16 \div 4 \leqslant x \leqslant 32 \div 4 \\ 4 \leqslant x \leqslant 8[/tex]

Answer:

1.5926

Step-by-step explanation:

-We need to first convert the height in feet to inches: Since there are 12 inches in a foot, that means there are 74 inches in a height of 6 foot 2 inches.

-Since the observed height is 74 inches and the mean height is 69.7 inches, we can find the z score by using the following formula:

z = (x-mean) / standard deviation

-We would fill this out like this:

z = (74-69.7) / 2.7

-This equals = 1.592592593

-Rounded to 4 decimal places, this equals 1.5926

Answer:

Step-by-step explanation:

-4(y+9)

There are a total of 8 color-wheel size combinations for the kickboard scooter. This means that customers have 8 different options to choose from when selecting the color and wheel size for their scooter.

To determine the total number of color-wheel size combinations for the kickboard scooter, we need to multiply the number of color options by the number of wheel size options.

Given that there are 4 color options (silver, red, blue, and purple) and 2 wheel size options (125mm and 180mm), we can use the multiplication principle to find the total number of combinations:

Total combinations = Number of color options × Number of wheel size options

Total combinations = 4 colors × 2 wheel sizes

Total combinations = 8

There are a total of 8 color-wheel size combinations for the kickboard scooter. This means that customers have 8 different options to choose from when selecting the color and wheel size for their scooter.

For more such questions on combinations

https://brainly.com/question/28065038

#SPJ8

The intersection of sets M and F contains the elements "c" and "d".

To find the intersection of sets M and F, we need to identify the elements that are common to both sets.

M = {a, b, c, d}

F = {c, d, e, f}

The intersection of M

and F is denoted by M ∩ F, which represents the set containing elements that are present in both M and F.

Looking at the elements in M and F, we can see that the common elements between the two sets are "c" and "d".

Therefore, the intersection of M and F can be expressed as:

M ∩ F = {c, d}

So, the intersection of sets M and F contains the elements "c" and "d".

for such more question on intersection

https://brainly.com/question/11337174

#SPJ8

Alexei's monthly payment is approximately $18.56.

Alexei finances her purchase of a $900 television with a one-year loan that has a fixed annual interest rate of 2.5%. To find Alexei's monthly payment, we can use the formula for calculating monthly loan payments.
The formula for calculating monthly loan payments is:
M = (P * r * (1 + r)^n) / ((1 + r)^n - 1)
Where:
M = monthly payment
P = principal loan amount
r = monthly interest rate (annual interest rate divided by 12)
n =number of monthly payments
In this case, the principal loan amount (P) is $900, the annual interest rate (r) is 2.5% (or 0.025 when expressed as a decimal), and the number of monthly payments (n) is 12 (since it is a one-year loan).
First, we need to calculate the monthly interest rate (r) by dividing the annual interest rate by 12: r = 0.025 / 12 = 0.002083.
Next, we can substitute the values into the formula:
M = (900 * 0.002083 * (1 + 0.002083)^12) / ((1 + 0.002083)^12 - 1)
Simplifying the formula gives us:
M = (900 * 0.002083 * 1.002083^12) / (1.002083^12 - 1)
Calculating the values inside the formula gives us:
M = (900 * 0.002083 * 1.026260) / (1.026260 - 1)
Further simplifying the formula gives us:
M = (900 * 0.002083 * 1.026260) / 0.026260
Finally, calculating the expression gives us:
M ≈ 18.56
For more such questions on payment

https://brainly.com/question/29475683

#SPJ8

Answer:

y = [tex]\sqrt{55}[/tex]

Step-by-step explanation:

using the Altitude- on- Hypotenuse theorem

(altitude)² = product of parts of hypotenuse

then

y² = 11 × 5 = 55 ( take square root of both sides )

y = [tex]\sqrt{55}[/tex]

The discriminant of the quadratic-equation -x^2 + 6x - 6 = 0 is 60.

The discriminant of a quadratic equation of the form ax^2 + bx + c = 0 is given by the expression Δ = b^2 - 4ac.

In the given quadratic equation -x^2 + 6x - 6 = 0, we can identify that a = -1, b = 6, and c = -6.

Substituting these values into the discriminant formula, we have:

Δ = (6)^2 - 4(-1)(-6)

The discriminant plays a crucial role in determining the nature of the solutions of a quadratic equation. If the discriminant is positive (Δ > 0), then the equation has two distinct real solutions. If the discriminant is zero (Δ = 0), then the equation has one real solution (also known as a double root). If the discriminant is negative (Δ < 0), then the equation has no real solutions, but it may have complex solutions involving imaginary numbers.

for more such questions on quadratic-equation

https://brainly.com/question/1214333

#SPJ8

Hello!

7x² - 14x + 7

7(x² - 2x + 1)

= 7(x(x - 1) - 1(x - 1))

= 7((x - 1)(x - 1))

= 7(x - 1)²

Step-by-step explanation:

21x²-2x +1/2 = 0

x² - 2x ×21 + 1/2× 21 = 0

The volume of the sphere as shown in the diagram is 4186.67.

volume is the amount of space in a certain 3D object.

To calculate the volume of the sphere, we use the formula below

Formula:

Where:

From the diagram,

Given:

Substitute these values into equation 1

Learn more about volume here: https://brainly.com/question/1972490

#SPJ1

Hello!

3x + 4 = 1

3x + 4 - 4 = 1 - 4

3x = -3

3x/3 = -3/3

x = -1

The solution of the equation 3x + 4 = 1 is -1.

The answer is:

C) x = -1

Work/explanation:

To solve this equation, I subtract 4 from each side:

[tex]\sf{3x+4=1}[/tex]

Subtract :

[tex]\sf{3x=-3}[/tex]

Divide each side by 3:

[tex]\sf{x=-1}[/tex]

Hence, C is correct.

6 tables are required. Each prime number attender should serve 3 customers each.

The prime numbers between 1 and 100 are: 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97.

All the numbers other than prime numbers are composite numbers.

The composite numbers from 1 to 100 are: 1, 4, 6, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40, 42, 44, 45, 46, 48, 49, 50, 51, 52, 54, 55, 56, 57, 58, 60, 62, 63, 64, 65, 66, 68, 69, 70, 72, 74, 75, 76, 77, 78, 80, 81, 82, 84, 85, 86, 87, 88, 90, 91, 92, 93, 94, 95, 96, 98, 99, 100.

Now, as there are 25 primes and 75 composites in the group that visited the restaurant, we can calculate the number of tables required by dividing the number of people by the seating capacity of each table.

Each table has a seating capacity of 15, so the number of tables required will be: Number of tables = (Number of customers)/(Seating capacity of each table)Number of customers = 25 (the number of primes) + 75 (the number of composites) = 100Number of tables = 100/15 = 6 tables

Therefore, 6 tables are required.

Now, as each prime number attender has to serve an equal number of customers, we need to calculate how many customers each one should serve.

Each prime attender has to serve 75/25 = 3 customers each, as there are 75 composites and 25 primes.

Thus, each prime number attender should serve 3 customers each.

For more questions on prime number

https://brainly.com/question/145452

#SPJ8

Step-by-step explanation:

it seems you solved the tricky part yourself already.

just to be sure, let's do the first derivative here again.

the easiest way would be for me to simply multiply the functional expression out and then do a simple derivative action ...

f(t) = (t² + 6t + 7)(3t² + 3) = 3t⁴ + 3t² + 18t³ + 18t + 21t² + 21 =

= 3t⁴ + 18t³ + 24t² + 18t + 21

f'(t) = 12t³ + 54t² + 48t + 18

and now comes the simple part (what was your problem here, don't you know how functions work ? then you are in a completely wrong class doing derivatives; for that you need to understand what functions are, and how they work). we calculate the function result of f'(2).

we simply put the input number (2) at every place of the input variable (t).

so,

f'(2) = 12×2³ + 54×2² + 48×2 + 18 = 96 + 216 + 96 + 18 =

= 426

The rational function graphed in this problem is defined as follows:

y = -2(x - 1)/(x² - x - 2).

The vertical asymptotes of the rational function for this problem are given as follows:

x = -1 and x = 2.

Hence the denominator of the function is given as follows:

(x + 1)(x - 2) = x² - x - 2.

The intercept of the function is given as follows:

x = 1.

Hence the numerator of the function is given as follows:

a(x - 1)

In which a is the leading coefficient.

Hence:

y = a(x - 1)/(x² - x - 2).

When x = 0, y = -1, hence the leading coefficient a is obtained as follows:

-1 = a/2

a = -2.

Thus the function is given as follows:

y = -2(x - 1)/(x² - x - 2).

More can be learned about rational functions at brainly.com/question/1851758

#SPJ1

The probability that four batteries connected in series will have a combined voltage of 60.8 or more volts is approximately 0.0228 or 2.28%.

To find the probability that four batteries connected in series will have a combined voltage of 60.8 or more volts, we need to use the concept of the Central Limit Theorem.

In this case, we know that the mean voltage of a single battery is 15 volts and the standard deviation is 0.2 volts. When batteries are connected in series, their voltages add up.

The combined voltage of four batteries connected in series is the sum of their individual voltages. The mean of the combined voltage will be 4 times the mean of a single battery, which is 4 * 15 = 60 volts.

The standard deviation of the combined voltage will be the square root of the sum of the variances of the individual batteries. Since the batteries are connected in series, the variance of the combined voltage will be 4 times the variance of a single battery, which is 4 * (0.2)^2 = 0.16.

Now, we need to calculate the probability that the combined voltage of four batteries is 60.8 or more volts. We can use a standard normal distribution to calculate this probability.

First, we need to standardize the value of 60.8 using the formula:

Z = (X - μ) / σ

Where X is the value we want to standardize, μ is the mean, and σ is the standard deviation.

In this case, the standardized value is:

Z = (60.8 - 60) / sqrt(0.16)

Z = 0.8 / 0.4

Z = 2

Next, we can use a standard normal distribution table or calculator to find the probability associated with a Z-score of 2. The probability of obtaining a Z-score of 2 or more is approximately 0.0228.

Therefore, the probability that four batteries connected in series will have a combined voltage of 60.8 or more volts is approximately 0.0228 or 2.28%.

Learn more about probability here:

https://brainly.com/question/23417919

#SPJ8

Cliff pays a total interest of approximately $679.90 on his $5,000 loan.

To calculate the total interest paid on the loan, we need to use the formula for compound interest:

[tex]A = P(1 + r/n)^{(nt)}[/tex]

Where:

A is the final amount (loan amount + interest)

P is the principal (loan amount)

r is the annual interest rate (in decimal form)

n is the number of times interest is compounded per year

t is the number of years

Given that Cliff takes out a $5,000 loan with a fixed annual interest rate of 7% compounded monthly, we can substitute the values into the formula:

P = $5,000

r = 7% = 0.07

n = 12 (monthly compounding)

t = 2 years

[tex]A = 5000(1 + 0.07/12)^{(12 \times 2)[/tex]

Calculating this expression:

A ≈ 5000[tex](1.00583)^{(24)[/tex]

A ≈ 5000(1.13598)

A ≈ 5679.90

The final amount (A) is the loan amount plus the total interest paid. Therefore, to find the total interest paid, we subtract the principal (P) from the final amount (A):

Total Interest = A - P

Total Interest = 5679.90 - 5000

Total Interest ≈ $679.90

For similar question on total interest.

https://brainly.com/question/29415701  

#SPJ8

Answer:

Janna will use 26 marshmallows and 39 graham crackers to make 13

Step-by-step explanation:

S'mores       Marshmallows       Graham Crackers

      4                      8                                12

     13

Look at the first line on the table.

For 4 s'mores, 8 marshmallows are used.

8/4 = 2

2 marshmallows are used per s'more.

For 4 s'mores, 12 graham crackers are used.

12/4 = 3

3 graham crackers are used per s'more.

For 13 s'mores,

13 × 2 = 26

13 × 3 = 39

26 marshmallows and 39 graham crackers are needed.

Complete the table:

S'mores       Marshmallows       Graham Crackers

      4                      8                                12

     13                     26                              39

Answer:

Janna will use 26 marshmallows and 39 graham crackers to make 13

The amount (present value at age 60) that Sandro would neet in his retirement savings account in order to have a monthly income of $1,500 until he is 90 years old, compounded at 4.5% monthly is $296,041.74.

The present value is computed using an online fiance calculator that discounts the future withdrawals (monthly income) for a 360-months period.

End of withdrawal period = 90 years old

Beginning of withdrawal period = 60 years old

The number of years between 60 and 90 = 30 years

N (# of periods) = 360 months (30 years x 12)

I/Y (Interest per year) = 4.5%

PMT (Periodic Payment) = $-1,500

FV (Future Value) = $0

Results:

Present Value (PV) = $296,041.74

Sum of all periodic payments = $540,000 ($1,500 x 360 months)

Total Interest = $243,958.26

Learn more about the present value at https://brainly.com/question/20813161.

#SPJ1

Answer:

Step-by-step explanation:

3.6*

It is very easy to find the perimeter of a square when its area is given in the question. For that, you only ned to know one fomula. That formula is: Area = side^2

For this particular question, the given value for the area of the square is 36 sq.cm. So, we can solve for the side(s) by substituting the given value in the above mentioned formula.

We get

36 = s^2

Now, we need to get the square root of both sides, which gives us

s = √36 s = 6 cm

Since all the sides of a square are equal in length, the side length is 6 cm. Now to determine the perimeter, we must multiply the side length by 4 (because there are 4 equal sides in a square). That gives us Perimeter = 4 x side length Perimeter = 4 x 6 cm.

Therefore, the perimeter of the square is 24 cm.

Check this out-

https://brainly.com/question/29192128?referrer=searchResults

Since AB is parallel to CD, we have alternate interior angles forming when transversal CE intersects the parallel lines. Therefore,

mZDCE = mZECB (Alternate Interior Angles)

(7x + 2) = (x + 8) (Substitute in the given angle measures)

Solving for x, we get:

7x + 2 = x + 8

6x = 6

x = 1

Now, we can use x to find the measure of angle ZDCE:

mZDCE = (7x + 2)

= (7*1 + 2)

= 9

Therefore, the measure of angle ZDCE is 9 degrees.

Answer:

a

Step-by-step explanation:

the perimeter (P) of a square is the sum of the 4 congruent sides.

the area of a square is calculated as

area = s² ( s is the length of a side )

here area is 36 , then

s² = 36 ( take square root of both sides )

s = [tex]\sqrt{36}[/tex] = 6

then

P = 4s = 4 × 6 = 24 cm

1. The solution to the system 0.6x + 0.7y = 2 and 0.4x + 0.3y = 1 is x = 1.2857 and y = 1.4286.

2. The solution to the system 2x + 3y + z = 10, 7x + 2y + z = 20, and x + 5y + 8z = 30 is x = 2.4286, y = 0.0952, and z = 3.7730.

3. The solution to the system 4y + 3z = 8, 2x - z = 2, and 3x + 2y = 5 is x = 1, y = 2.5, and z = 4/3.

4. The solution to the system 10x2 + 4x32x4 = -4, -3x1 - 17x2 + x3 + 2x4 = 2, x1 + x2 + x3 = 6, and 8x134x2 + 16x3 - 10x4 = 4 is x = -8/10, y = 2, z = 4/7, and w can take any value.

Sure, let's solve each linear system using Gaussian elimination and row echelon form.

The augmented matrix for the system is:

| 0.6 0.7 | 2 |

| 0.4 0.3 | 1 |

To perform Gaussian elimination, we'll use row operations to eliminate the x-coefficient in the second equation.

Multiply the first equation by 0.4 and subtract it from the second equation.

| 0.6 0.7 | 2 |

| 0 -0.14 | -0.2 |

Now, divide the second row by -0.14 to get a leading coefficient of 1.

| 0.6 0.7 | 2 |

| 0 1 | 1.4286 |

Next, we'll eliminate the x-coefficient in the first equation by multiplying the second equation by -0.6 and adding it to the first equation.

| 0.6 0 | 0.7714 |

| 0 1 | 1.4286 |

The system is now in row echelon form. To solve for x and y, back-substitution can be applied.

From the second equation, y = 1.4286.

Substituting y into the first equation, 0.6x = 0.7714, which gives x = 1.2857.

Therefore, the solution to the system is x = 1.2857 and y = 1.4286.

The augmented matrix for the system is:

| 2 3 1 | 10 |

| 7 2 1 | 20 |

| 1 5 8 | 30 |

We'll start by eliminating the x-coefficient in the second and third equations.

Multiply the first equation by -3.5 and add it to the second equation.

Multiply the first equation by -0.5 and add it to the third equation.

| 2 3 1 | 10 |

| 0 -10.5 -2.5 | -5 |

| 0 3.5 7.5 | 25 |

Now, divide the second row by -10.5 to get a leading coefficient of 1.

| 2 3 1 | 10 |

| 0 1 0.2381| 0.4762 |

| 0 3.5 7.5 | 25 |

Next, eliminate the x-coefficient in the third equation by multiplying the second equation by -3.5 and adding it to the third equation.

| 2 3 1 | 10 |

| 0 1 0.2381| 0.4762 |

| 0 0 6.1905| 23.3333 |

The system is now in row echelon form. To solve for x, y, and z, back-substitution can be applied.

From the third equation, z = 3.7730.

Substituting z into the second equation, y + 0.2381z = 0.4762, which gives y = 0.0952.

Substituting y and z into the first equation, 2x + 3y + z = 10, we find x = 2.4286.

Therefore, the solution to the system is x = 2.4286, y = 0.0952, and z = 3.7730.

The augmented matrix for the system is:

| 0 4 3 | 8 |

| 2 0 -1| 2 |

| 3 2 0 | 5 |

To eliminate the x-coefficient in the second and third equations, multiply the first equation by 2 and subtract it from the second equation.

Multiply the first equation by 3 and subtract it from the third equation.

| 0 4 3 | 8 |

| 2 0 -1| 2 |

| 3 2 0 | 5 |

The system is already in row echelon form. Let's solve for x, y, and z.

From the third equation, 2y = 5, which gives y = 2.5.

Substituting y into the second equation, 2x - z = 2, we find 2x - z = 2.

Substituting y and z into the first equation, 4 + 3z = 8, we get 3z = 4, which gives z = 4/3.

Therefore, the solution to the system is x = 1, y = 2.5, and z = 4/3.

The augmented matrix for the system is:

| 10 2 32 | -4 |

| -3 -17 1 | 2 |

| 1 1 1 | 6 |

| 8 13 -10| 4 |

We'll use row operations to convert the matrix into row echelon form.

| 10 2 32 | -4 |

| 0 -173 -32 | -2 |

| 0 0 -7 | -4 |

| 0 0 0 | 0 |

The system is now in row echelon form. To solve for x, y, z, and w, back-substitution can be applied.

From the third equation, -7z = -4, which gives z = 4/7.

Substituting z into the second equation, -173y - 32z = -2, we find -173y - 32(4/7) = -2, which gives y = 14/7.

Substituting y and z into the first equation, 10x + 2y + 32z = -4, we get 10x + 2(14/7) + 32(4/7) = -4, which simplifies to 10x = -8.

Therefore, the solution to the system is x = -8/10, y = 2, z = 4/7, and w can take any value.

For more such question on solution. visit :

https://brainly.com/question/24644930

#SPJ8

The names of the expressions are;

1) Monomial, quadratic

2) Monomial, constant

3) Binomial, Linear

4) Trinomial, quadratic

An algebraic expression that has one or more terms, each of which is a variable raised to a non-negative integer exponent and multiplied by a coefficient, is referred to as a polynomial. The terms are mixed by adding or removing. A polynomial may include 0 terms or more.

A particular kind of polynomial known as a trinomial has exactly three terms. Trinomials are made up of three different pieces, which are frequently denoted by the formula "ax2 + bx + c," where "a," "b," and "c" are coefficients.

Learn more about polynomials:https://brainly.com/question/11536910

#SPJ1

The line passes through the points (0, 3), (1, -2), and (-1, 8), and it extends infinitely in both directions.

To graph the line y = -5x + 3, we can start by plotting a few points and then connecting them to create the line.

We can choose arbitrary values for x and calculate the corresponding y values using the given equation. Let's choose three values of x and calculate the corresponding y values:

When x = 0:

y = -5(0) + 3 = 3

So, we have the point (0, 3).

When x = 1:

y = -5(1) + 3 = -5 + 3 = -2

So, we have the point (1, -2).

When x = -1:

y = -5(-1) + 3 = 5 + 3 = 8

So, we have the point (-1, 8).

Now, we can plot these points on a coordinate plane:

     |

10    +

     |

     |

5    +

     |

     |

0----+----+----+----+----+----+----+----+----+----+

     -2   -1    0    1    2    3    4    5    6    7

Once we have plotted these points, we can connect them to form a straight line:

     |

10    +

     |

     |

5    +                 .

     |               .

     |             .

0----+----+----+----+----+----+----+----+----+----+

     -2   -1    0    1    2    3    4    5    6    7

The line passes through the points (0, 3), (1, -2), and (-1, 8), and it extends infinitely in both directions.

The graph of the line y = -5x + 3 is a straight line with a slope of -5 (indicating that it decreases by 5 units in the y-direction for every 1 unit increase in the x-direction) and a y-intercept of 3 (indicating that the line intersects the y-axis at the point (0, 3)).

For more questions on points

https://brainly.com/question/23848540

#SPJ8

Every well-ordered set can be mapped to a unique ordinal number. This mapping preserves the order structure, and the uniqueness arises from the absence of infinite descending chains.

To prove that every well-ordered set is isomorphic to a unique ordinal number, we need to demonstrate two key aspects: (1) that every well-ordered set can be mapped to an ordinal number, and (2) that this mapping is unique, meaning no two different well-ordered sets can be isomorphic to the same ordinal number.

First, let's consider a well-ordered set. By definition, a well-ordered set is a set with a total order relation that satisfies the properties of well-ordering, which include the absence of infinite descending chains.

Now, we can define a mapping from this well-ordered set to an ordinal number. Ordinal numbers represent a specific order type or structure, and they are themselves well-ordered sets. The mapping can be established by assigning each element in the well-ordered set to its corresponding position in the ordinal number based on the order relation.

The key insight is that this mapping is both an isomorphism and unique. It preserves the order structure, meaning that the well-ordered set and the ordinal number have the same order type. Moreover, it is unique because the absence of infinite descending chains ensures that no two different elements in the well-ordered set will map to the same position in the ordinal number.

To illustrate the uniqueness, suppose there were two different well-ordered sets that were isomorphic to the same ordinal number. This would imply that there are two different order structures with the same order type, violating the uniqueness of ordinal numbers.

For more such questions on ordinal number.

https://brainly.com/question/30954769

#SPJ8

Answer:

triangle XYZ is similar to triangle RPQ

scale factor = 2/5

Step-by-step explanation:

Angles X and R are given as congruent.

Angles Z and Q are right angles, so they are congruent.

Then, angles Y and P must be congruent.

The similarity statement is

triangle XYZ is similar to triangle RPQ

To find the scale factor, divide the length of a side of the image by the length of the corresponding side in the original.

10/25 = 2/5

The scale factor is 2/5.

The time it takes for a population to reach a certain size is given by:t = (ln(N/P₀)) / r Where:t = time in yearsN = target population size (1000 rabbits in this case)P₀ = initial population sizer = growth rate (expressed as a decimal)

To determine how long it will take for the population of rabbits to reach 1000 rabbits, we need to consider the growth rate of the rabbit population.

Let's assume that the rabbit population grows exponentially, meaning the growth rate is proportional to the current population. We can use the following exponential growth formula:

P(t) = P₀ * e^(r * t)

Where:

P(t) is the population at time t,

P₀ is the initial population,

e is the base of the natural logarithm (approximately 2.71828),

r is the growth rate,

t is the time in years.

In this case, we want to find the time it takes for the population to reach 1000 rabbits, so P(t) = 1000. Let's assume we know the initial population P₀ and the growth rate r. We can rearrange the equation and solve for t:

t = ln(1000 / P₀) / r

By plugging in the appropriate values for P₀ and r, you can calculate the time it will take for the rabbit population to reach 1000 rabbits, rounding the result to the nearest 0.01 years.

Learn more about compound intersest here:

https://brainly.com/question/24274034

#SPJ8

Step-by-step explanation:

this is physics (not math per se).

the first moves to the left, because the distance to the positive charge on the left is shorter than the distance to the positive charge on the right.

the second moves to the right, because the positive charge is greater there and the distance to the positive charge is shorter too.

the third stays where it is. the -2 charge moves to the left until it hits the first +2 charge. there they neutralize each other, and nothing else is happening. also before -2 and +2 meet, they are neutralizing each other already for an outside observer (like the green ringed +2).

but - it depends how picky your teacher tries to be here.

because when you look at the very fine details, until -2 and the right +2 meet and really neutralize each other, there is a tiny little overhang of positive charges the green ringed +2 charge would "feel". simply because the +2 is a little bit closer than the -2.

and when we consider this, the green ringed +2 would move very little to the left (repelled by the other positive overhanging charge on the right) until -2 and +2 actually meet.

The mean absolute deviation is $106.6.

Given the table shows the amount Bill spent on 5 days last week.

DayAmount12622313126534To find the mean of the amount he spent: The formula for calculating the mean of a given set of values is mean=∑x/n where x represents the values, n represents the number of values, and ∑x represents the sum of the values.

Mean=total sum of values/total number of values Mean=(26+23+31+26+534)/5Mean=640/5Mean=128So,

the mean of the amount he spent is $128.To find the mean absolute deviation: The mean absolute deviation (MAD) is the average distance between each data value and the mean. MAD shows how much the data set deviates from the mean. The formula for calculating the MAD is MAD=∑|xi−m|/n where xi represents the values, m represents the mean, and n represents the number of values. So, the calculation for each day is:

Day Amount Absolute deviation from mean1 26 |128-26|=102 23 |128-23|=105 31 |128-31|=974 26 |128-26|=102 534 |128-534|=406

The sum of all absolute deviations is:

10+10+97+10+406=533The mean absolute deviation (MAD) is: MAD=533/5=106.6So.

For more question deviation

https://brainly.com/question/475676

#SPJ8