identify characteristics of the quadratic function and its graph ​

Identify Characteristics Of The Quadratic Function And Its Graph

Answers

Answer 1

Answer:

Step-by-step explanation:

Vertex (1,-1)

Axis of symmetry: x = 1

Domain is the set of real numbers.

Range in interval notation: [-1,+∞)

When x< 1, y increases as x increases.

When x>1, y decreases as x increases.


Related Questions

If a square has a side of (3x+5), what is its perimeter?”
O
a.6x + 10
b.3x + 15
c.123 + 5
d.123 + 20

Answers

Answer:

Step-by-step explanation:

The perimeter of a square is four times a side. We are told a side equals 3x+5 so

P=4S

P=4(3x+5)

P=12x+20

The following table shows a proportional relationship between j and m.
write an equation to describe the relation between j and m

Answers

Answer:

m=3/4 j or m = .75j

Step-by-step explanation:

20 points!!!Please help HURRY!!!

Answers

Answer:

Definitely not!

Step-by-step explanation:

It was reflected across the x axis, resized and moved in x and y directions, but since the shape ABCD is symmetrical across the y axis, a reflection across y axis won’t change anything!

i need help with this ​

Answers

The answer is negative eight(-8)

5.7 is increased to 7.8
What is the percentage of increase?

Answers

Answer:

7.8%

Step-by-step explanation:

Answer:

The percentage of increase is 37%

Step-by-step explanation:

The way to find the percentage of increase is to divide The difference between the two numbers by the number before the increase

7.8 - 5.7 = 2.1

The difference between 7.8 and 5.7 is 2.1

So now we divided 2.1 by the number before the increase, in this case, 5.7

2.1 ÷ 5.7 = 0.3684

0.3684 rounded to the nearest hundredth is 0.37

Thus the percentage of increase is 37%

Select all that apply.
Which graphed lines represent direct variation functions?

line a
line 6
linec
lined

Answers

Answer:

C and D

Step-by-step explanation:

Pls help me with math ASAP

Answers

Answer:

y = 5/2x - 5

Step-by-step explanation:

y-int = -5

slope = 5/2

rise/run

alright my friend i've gotta go but i think you can solve these on your own.

just use the number that's on the Y vertical line to find y-int

and then use 2 points and count up to find the rise and then count across to fine thet run.

use the formula y=mx+b

good luck my friend <3

Answer:

Step-by-step explanation:

(0,-5) (4,5)

(5+5)/(4-0)= 10/4 = 5/2

y + 5 = 5/2(x - 0)

y + 5 = 5/2x - 0

y = 5/2x - 5

Lara draws some triangle models with the measurements she wants to use to construct them. Which of these
triangle constructions would NOT be possible?
a triangle with side measurements of 3, 4, and 6 inches

a triangle with side measurements of 2, 3, and 5 inches
a triangle with side measurements of 3, 3, and 4 inches
a triangle with side measurements of 5, 5, and 5 inches.

Answers

Answer:

a triangle with side measurements of 5, 5, and 5 inches​

Step-by-step explanation:

I took the test.

Construction of triangle with side measurement 2 inch, 3 inch, 5 inch is not possible.

What is triangle equality theorem?

This theorem simply states that the sum of two sides of a triangle must be greater than the third side. If this is true for all three combinations, then you will have a valid triangle.

If triangle has the sides, a ,  b and c then

a + b > c

b + c > a

a + c > b

Given length of the sides,

a)  Triangle made with sides having length 3 inch, 4 inch, 6 inch.

3 + 4 > 6 ; 4 + 6 > 3 ; 3 + 6 > 4

= 7 > 6 ; 10 > 3 ; 9 > 4

Triangle inequality theorem is satisfied, hence triangle construction is possible

b)  Triangle made with sides having length 2 inch, 3 inch, 5 inch.

2 + 3 > 5 ; 3 + 5 > 2 ; 2 + 5 > 3

= 5 = 5 ; 8 > 3 ; 7 > 3

Triangle inequality theorem is not satisfied, hence triangle construction is not possible

a)  Triangle made with sides having length 3 inch, 3 inch, 4 inch.

3 + 3 > 4 ; 3 + 4 > 3 ; 3 + 4 > 3

= 6 > 4 ; 7 > 3 ; 7 > 3

Triangle inequality theorem is satisfied, hence triangle construction is possible

a)  Triangle made with sides having length 5 inch, 5 inch, 5 inch.

5 + 5 > 5 ; 5 + 5 > 5  ; 5 + 5 > 5

= 10 > 5 ; 10 > 5 ; 10 > 5

Triangle inequality theorem is satisfied, hence triangle construction is possible.

Hence, Triangle with side measurements of 2 inch , 3 inch , and 5 inch is not possible to construct.

Learn more about triangle inequality theorem here:

https://brainly.com/question/30066983

#SPJ6

use the two points and the line to find the y-intercept

a. (-1, -1)
b. (-2, -6)
c. (- 3/4, 0)
d. (0, 4)​

Answers

Answer:

0,4, That is the y intercept.

Step-by-step explanation:

Hope I helped :)

Pleaseeee help meeeeeeeee

Answers

Answer:

A. m = -6

Step-by-step explanation:

Two weeks ago price was $220 now it's $325. What is the percent increase? What is percent increase if there is an additional $50 baggage fee with the new ticket price?

Answers

Answer:

68.18%

Step-by-step explanation:

325+50=375

375-220=155

155÷220×100%

≈68.18%

Determine the center of the circle whose equation is (x – 5)2 + (y + 7) = 14

Answers

Answer:58 approximately c

Step-by-step explanation:

Hello, happy Friday, I am just here with some geometry questions.

Please only answer this if you know the answer. If you have a comment, please add it to the comment box. Only answer the question if you can explain your answer and why you think it is accurate. Thanks, good luck!

What is x? and how did you get it?

Answers

Answer:

x = 16

Step-by-step explanation:

step 1 - 64 + 100 + x = 180 (all triangles equals 180)

step 2 - 164 + x = 180

step 3 - 164 + x = 180

-164. -164

step 4 - 180 - 164 = 16

step 5 - 100 + 64 + 16 = 180

(I do this part to double check my work)

step 6 - x = 16

Answer:

x = 48

Step-by-step explanation:

The ratio:

x/64 = (100 - 64)/xx² = 64*36x = 48

How to divide 8 by 3 the long way

Answers

The number 8 divided by 3 is 2 with a remainder of 2 (8 / 3 = 2 R.

Answer:

The steps are more or less the same, except for one new addition:

Divide the tens column dividend by the divisor.

Multiply the divisor by the quotient in the tens place column.

Subtract the product from the divisor.

Bring down the dividend in the ones column and repeat

Step-by-step explanation:

The number 8 divided by 3 is 2 with a remainder of 2 (8 / 3 = 2 R.

Please help please please

Answers

Answer:

C. y = 2x + 8

Step-by-step explanation:

✔️First, find the slope of the line that goes through points (-2, 4) and (6, 20):

Slope (m) = ∆y/∆x = (20 - 4) / (6 - (-2))

Slope (m) = 16/8

m = 2

✔️Find the y-intercept (b):

To do this, substitute (x, y) = (6, 20) and m = 2 into y = mx + b

Thus:

20 = 2(6) + b

20 = 12 + b

20 - 12 = b

8 = b

b = 8

✔️Write the equation by substituting m = 2 and b = 8 into y = mx + b

Thus:

y = 2x + 8

find the value of w and then x. round side lengths to the nearest tenth and angle measures to the nearest degree​

Answers

Answer:

w = 7.7 units; x = 44°

Step-by-step explanation:

(x^2 - 4)(x^2 + x - 12) = 0

Answers

Answer:

is that a T or F

Step-by-step explanation:

Which is greater, 0.28 or 0.205? Explain how you know.

Answers

Answer:

Step-by-step explanation:

0.28 is roughly the same as 0.280, which has 3 significant digits (same as 0.205 has 3 significant digits).  It's easier when we compare numbers having the same number of decimal places.

Comparing 0.280 to 0.205, we see that the hundredths place of 0.280 (which is 8) is greater than the hundredths place of 0.205 (which is 0).  Thus 0.28 is greateer than 0.205.

ice cream is served for dessert if Gio serves himself and 3 friends half a cup of ice cream how many total pints did Gio and his friends eat?

Answers

Answer:

0.25 pints

Step-by-step explanation:

To find how many pints they ate, find the number of pints in half a cup.

In 1 cup, there are 0.5 pints.

This means in half a cup, there will be 0.25 pints.

So, Gio and his friends ate 0.25 pints

if right answer good review

Answers

Answer:

Top left: a is negative and p is positive

Step-by-step explanation:

The formula y = ax + p is referring to the formula y = mx + b where m is the slope and b is the y-intercept.

Since the line is going down, the slope is negative-- a is negative.

Since the line crosses the y-axis above the origin, the y-intercept is positive-- p is positive.

Answer:

a is negative and p is positive

Step-by-step explanation:

The equation y = ax + p is written in slope-intercept form, where a is the slope and p is the y-intercept.

When a slope is negative, the line goes down the further right it goes.

The line on the graph lowers as it moves right, which means that the slope(a) is negative.

The line intercepts the y-axis above the origin, which means that it must be positive.

If the sum of 20 numbers is 440, find the mean of the numbers.

Answers

Answer:

22

Step-by-step explanation:

mean= sum of observations/no: of observations

mean=440/2=22

please mark me brainliest

The mean is 22. You divide 440(the sum) by 20(the amount of numbers) to get the answer.

complete the equation ×1/12=5/12+5/12+5/12​

Answers

Answer:

x/12=15/12

x=15it is the answer

HELP PLEASE





ARM SPAM (INCHES) HEIGHT (INCHES)
58 60
49 47
51 55
19 25
37 39
44 45
47 49
36 35
41 40
46 50
58 61
65 68




1. Which variable did you plot on the x-axis and which variable did you plot on the y-axis? Explain why you assigned the variables in that way.


2. Write the equation of the line of best fit using the slope-intercept formula y = mx + b. Show all your work, including the points used to determine the slope and how the equation was determined.


3. What does the slope of the line represent within the context of your graph? What does the y-intercept represent?


4. Test the residuals of two other points to determine how well the line of best fit models the data.




5. Use the line of best fit to help you to describe the data correlation.

6. Using the line of best fit that you found in Part Three, Question 2, approximate how tall is a person whose arm span is 66 inches?


7. According to your line of best fit, what is the arm span of a 74-inch-tall person?

Answers

Step-by-step explanation:

we have to write all things by which which x-axis is viraivil with you and y axis is variable with you and spleen in our right one formula X is equals to X is equals to y y - behind honey bunny i y is equals to x minus b right and right that formula and write if you don't know and I will tell you another this video is it was thank you so much

Find the circumference of a circle that has a diameter of 5 inches. Use 22/7 for pi.
15 in.
22/35 in.
15 3/7 in.
15 5/7 in.

Answers

Answer:

step 1. The circumference (c) of a circle is equal to the diameter of a circle x pi. c = d(pi) = 5pi

step 2. c = 5pi = 5(22/7) = 110/7 = 15 5/7.

Mhanifa please help me with this! I need it done ASAP! I will mark brainliest

Answers

Answer:

[tex]1) \to \: B \\ 2) \to A[/tex]

Answer:

The third one

Step-by-step explanation:

What are the coordinates of point A?

(8, –6)
(–6, 8)
(–5, 7)
(7, –5) marking brainiest

Answers

Answer:

Can you add an image of the points on a graph so I can help?

4 (n-4) + 14

n = 5 btw

Answers

Answer:

=18

Step-by-step explanation:

5-4=1

1x4=4

4+14=18

hope it helped

what is y=− 2/9 x+2 written in standard form?

Answers

Answer:

2x+9y=18

Step-by-step explanation:

Distribute the denominator

y=-2/9x+2

9y=-2x+2

9y+2x=2

im sorry if this is wrong

Do

5 cm
5 cm
20 cm

form a triangle

Answers

Answer:

Step-by-step explanation:

No. If two sides are 5cm the third side must be less than 2(5)=10cm

Answer: No, a triangle cannot be formed with these side lengths.

=========================================================

Explanation:

Recall that the triangle inequality theorem says that for a triangle to be possible, the sum of any two sides must be larger than the third side.

With these given side lengths, we can see that 5+5 = 10 is not larger than 20, so a triangle is not possible here. I recommend you try it out with 3 slips of paper of these lengths. You should find that the two 5 cm sides are too short to be able to connect to the 20 cm side properly.

a license plate that has 3 numbers from 0 to 9 and 2 letters ​

Answers

Answer:

what's the question there

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