A quadratic function has a vertex of (0,7) and passes through the point (2, 3). Which of
the following is the equation of the graph of the quadratic function?

Answers

Answer 1

Answer:

Y = -2X + 7

Step-by-step explanation:

Y = a(x-h)^2 + k

From (h,k) h = 0 k = 7 x = 2 y = 3

3 = a(2-0) + 7

3 = 2a - 0 + 7

Collect like terms

2a = 3 - 7

2a = -4

Divide both sides by 2

2a/2 = -4/2

a = -2

y = a(x-h) + k

y = -2(x-0) + 7

y = -2x + 0 + 7

y = -2x + 7 or

y + 2x - 7 = 0


Related Questions

How can you see that a reflection could work without knowing where the line of reflection is? If you get the answer right I'll paypal, venmo or cash app you $50. So drop your paypal, venmo or cash app along with your answer.

Answers

Note how going from R to S to T to U has us going counterclockwise. In contrast, going from R' to S' to T' to U' has us going the opposite direction going clockwise. This change in orientation strongly implies that a reflection has been done. Reflections always flip orientation.

-----------------------------------------

Here's how we can find the line of reflection.

Draw a line segment from point R to point R'. Mark the midpoint of the segment as point A

Repeat this process to form a segment from S to S'. Mark the midpoint as point B.

The line of reflection will pass through points A and B. This is because the line of reflection is equally distant between the original point (such as point R) and its reflected point (such as R'). This must mean that the line of reflection goes through the midpoint of segment UU' and also segment TT'.

Refer to the diagram below.

If the cost of 20 stamps is $9.80, how
much will 1 stamp cost?

Answers

Answer:

1 stamp will cost $0.49.

Step-by-step explanation:

20/9.8=1/x

cross product

20*x=9.8*1

20x=9.8

x=9.8/20

Help I need the answer now

Answers

Answer:

-6/16

Step-by-step explanation:

Just multiply the top and bottom by 2.

Answer:

(-3/8)

Step-by-step explanation:

6th grade math help me pleaseeee

Answers

Answer:

use math- way for those and your other homework i promise it'll work!

Step-by-step explanation:

Divide by 4 then add 2
Please someone help thanks :)

Answers

Answer:

0 = 2

2 = 2.5

4= 3

6 = 3.5

8 = 4

10 = 4.5

solve this problem plss
-2 x < 12

Answers

Answer:

x<14

Step-by-step explanation:

Please help due soon.

Answers

Answer:

9.n 410.x -111.4x 412.p -1

I hope this helps:D

9.) 1

10.) x^3

11.) 1/4

12.) 1/p

Remember any index times 1 is 1.
Any base with index 0 is also 1.

Hope it helps, here’s a picture with includes steps.

can anyone help me with life?
I just need to talk to someone!

Answers

Answer:

You can talk to me

Step-by-step explanation:

Answer:

sure

Step-by-step explanation:

Use the equation to identify a and b * a = 1/5 and b = 3 a = 3 and b = 1/5 a= 1/5 and b =1 a = 1 and b = 3

Answers

Answer:

[tex]a = 3[/tex]

[tex]b = \frac{1}{5}[/tex]

Step-by-step explanation:

Given

[tex]f(x) = 3(\frac{1}{5})^x[/tex] --- Missing from the question

Required

Identify a and b

The given equation is an exponential function and the general form is:

[tex]f(x) = ab^x[/tex]

When [tex]f(x) = ab^x[/tex] is compared to [tex]f(x) = 3(\frac{1}{5})^x[/tex]

We have that: [tex]a = 3[/tex] and [tex]b = \frac{1}{5}[/tex]

Jane sold a house for $160,000 that she listed. Her broker charges a % commission and she receives 60% of the commission. How much did Jane receive?

Answers

Jane gets 5,760.

What is commission?

Commissions are a form of variable-pay remuneration for services rendered or products sold.

Given:

House sold for $160,000 with a listing commission of 6%

So, full commission

=160,000*0.06

= 9, 600

And, jane's share will be

=9600 * 0.60

=5,760

Hence, jane's share will be 5,760.

Learn more about this concept here:

https://brainly.com/question/17192715

#SPJ2

Factor 8y+7x⁴-9
Anyways...
Happy Valentines Day Kiyoomi
❤️✨❤️✨❤️✨❤️✨❤️✨❤️

Answers

Thanks and same to u :)

:.:.:.:.:.:.:.:.:.:.:.:.::.:..:..:..:./..:././.

If u don’t mind me asking how did u put the emoji

Answer:

yikes they're accounts  got deleted✋

Step-by-step explanation:

(a) Find an angle between 0° and 360° that is coterminal with 1020

Answers

Answer:

300°

Step-by-step explanation:

Subtract 360° from 1020° and repeat until angle is in required range

1020° - 360° = 660°, then

660° - 360° = 300°

300° is coterminal with 1020°

An angle between 0° and 360° that is coterminal with 1020° is 300°.

What are Coterminal angles?

Coterminal angles are defined as the angles which has the same terminal side with the initial side on the positive side of X axis.

We have to find an angle between ° and 360° that is coterminal with 1020°.

Subtract 360° from the given angle until the angle obtained is between 0° and 360°.

1020 - 360 = 660

660 - 360 = 300

So 300° is a coterminal angle with 1020.

Hence the coterminal angle is 300°.

Learn more about CoTerminal Angles here :

https://brainly.com/question/28978650

#SPJ2

How do you write 9/10 as a percentage

Answers

#To make a fraction into percentage, the easy way is to times the fraction with 100

The percentage of 9/10

9/10 × 100 = 90

#and so, the percentage of 9/10 is 90%

Answer : 90%

here is an example jy26903

Answers

Answer:

I meant an example for a problem like the one you posted.

Either way, I'll try to help.

in the example, you're finding out what percentage of 352 is 226.6.

So divide 226.6 (The number that you're using to find what percentage it is of 352) by 352( the number you're finding the percentage of.)

226.6/352= 0.64375, and multiply the quotient by 100 to get 64.375. You're rounding up by the nearest hundredth, so the 7 turns to 8. (5 or more means rounding up.)

your final answer for the example is 64.38%. So Try that with your next problem.

For the one you're working on, divide 110.9 by 100 and then multiply it by 419.

You'll get 464.671.

AC =
Round your answer to the nearest hundredth.

Answers

Answer:

the answer is 1.88 using cosine =adj/hyp

in a recent year , 41 out of 250 people in the labor force belonged to a union

Answers

Answer:

Hola Ninos

Step-by-step explanation:

PLS HELP 100PTS AND BRAINLIEST
What pair of numbers (x, y) will satisfy both equations below?

3x+y=10

−4x+2y=0


A.)x=3 and y = 1y=1 or (3,1)


B.)x=1 and y=2 or (2,1)


C.)x=10 and y=20 or (10,20)


D.)x=2 and y=4 or (2,4)

Answers

Answer:

D)   x = 2  and  y = 4  or  (2, 4)

Step-by-step explanation:

Given system of equations:

[tex]\begin{cases}3x+y=10\\-4x+2y=0\end{cases}[/tex]

Multiply Equation 1 by -2:

[tex]\implies -6x-2y=-20[/tex]

Add this to Equation 2 and solve for x:

[tex]\implies (-4x+(-6x))+(2y-2y)=(0+(-20))[/tex]

[tex]\implies -10x=-20[/tex]

[tex]\implies x=2[/tex]

Substitute the found value of x into Equation 1 and solve for y:

[tex]\implies 3(2)+y=10[/tex]

[tex]\implies 6+y=10[/tex]

[tex]\implies y=10-6[/tex]

[tex]\implies y=4[/tex]

Therefore, the pair on numbers (x, y) that satisfies both equations is (2, 4)

(2,4)

Let's verify

#1

3(2)+46+410

Verified

#2

-4(2)+2(4)-8+80

Verified

ANIMALS A whiptail lizard has a tail that is twice as long as its body. The equation 2b = 6 describes the length of a certain whiptail lizard’s tail in inches. If b is the length of the whiptail lizard’s body, use mental math or the guess, check, and revise strategy to find the length of this whiptail lizard’s body. What is the total length of the lizard?

Answers

Answer:

B= 3

Total length of lizard is 3+6=9 inch

Step-by-step explanation:

A plant is 3 inches tall when you purchase it and grows 2 inches per month. Write an equation in slope intercept form that represents the height y(in inches) of the plant after x months.

Answers

Answer:

y = 3 + 2x

Step-by-step explanation:

In this scenario, we are given two values which are the initial height of the plant and its growth height. Then we are given a variable which is the number of months (x) that are unknown for us. The growth height needs to be multiplied by the number of months to know how much it has grown in that time period. Then we add this value to the initial height of the plant to calculate the total height (y) of the plant after x number of months. We can apply this information to form the following equation in slope-intercept form.

y = 3 + 2x

PLS HELP ASAP!!!! Who had Enlightenment principles that Thomas Jefferson built upon when he drafted the Declaration of Independence?


John Locke



George Washington



King George III


John Adams

Answers

pretty sure it was john locke

help please I dont know​

Answers

Answer:

1

Step-by-step explanation:

(10^{8})^{2}=10^{16}

10^{16}×10^{0}=1

Answer:

Answer choice B

Step-by-step explanation: 10^8)(10^0)=100000000

100000000=10^10

Try Math papa next time and round on math-way

In the following figure, the value of x is
A
20
35
с
B
Note: Round your answer to the nearest tenth.

Answers

Answer:

20

...........

mark me as brainlist

Im sorry i do not have the answer but this is the image for who ever that can help

is this relationship proportional why or why not?

Answers

Answer:

no

Step-by-step explanation:

to be proportional, every step of 1 in the upper row, must equal an equal step in the lower row.

from 1 to 2: +15

from 2 to 3: +18

not the same so not proportional

a person got 10percent increase in his salary . If his salary was Rs50000 then find increase in salary

Answers

Answer:

10 over 100 multiply by Rs 50000 over 1

.: cut 2 zeros ( 0 ) from 100 and cut 2 ( zeros ) from Rs 50000

.: 10 over 1 by Rs 500 over 1

.: 10 multiply RS 500 = 5 000

His / her increment = RS 5 000

10f – 10 and 2(8f – 5 Is it equivalent

Answers

Answer: no

plz give brainleist

Step-by-step explanation:

let f be 2 10 x 2 - 10=10

2 x 8x2-5=22

Answer:

These two expressions are only equivalent when f=-5/6. If f=><-5/6, then the equations are not equivalent.

Step-by-step explanation:

I WILL NAME YOU THE BAINLIEST PLEASE ANSWER FAST
Express each rate as a unit rate.
a. 32 teams in 4 divisions
b. $2.70 for 15 ounce

Answers

Answer:

To solve for the unit rate, know that the final answer must be out of 1. Or it is the quantity or amount of something per unit of measurement.

For instance in the above question, the unit rate for 32 teams in 4 divisions would be 8 teams per division.

Likewise for the other question it would be 270/15.

Step-by-step explanation:

now gimme brainlest plzzzzzz

Last year the depth of the river was 4.2 feet deep. This year it dropped 25%. Find the depth of the river this year to cross it.

Answers

Answer:

The river is 3.15 feet deep.

Step-by-step explanation:

First let's recognize what we need to find: the depth of the river

We know last year the river was 4.2 feet deep, but it dropped 25%. This means we also need to find how much it dropped. To find this, we need to know what 25% of 4.2 is. Write an equation for this.

y = 25% of 4.2

y = 0.25 • 4.2

y = 1.05

This means that the river dropped 1.05 feet. To know its depth now, we need to subtract 1.05 from 4.2. Write an equation for this.

d = 4.2 - 1.05

d = 3.15

The river is 3.15 feet deep.

Hope this helps!

If i drive from my town to town a and then to town b and the journey time was 50 minutes what is my average speed

Answers

Step-by-step explanation:

distance must be given

average speed is distance and time

y = -3x + 1
4x + y = 3
Eions?
What is the solution to the system of equations

Answers

Answer:

(2, - 5 )

Step-by-step explanation:

Given the 2 equations

y = - 3x + 1 → (1)

4x + y = 3 → (2)

Substitute y = - 3x + 1 into (2)

4x - 3x + 1 = 3

x + 1 = 3 ( subtract 1 from both sides )

x = 2

Substitute x = 2 into (1) for corresponding value of y

y = - 3(2) + 1 = - 6 + 1 = - 5

solution is (2, - 5 )

1 poi
1. Evaluate 24 + -5y, when y = 2. Work the problem out on your paper and
put only the number in the blank. *
Your ancier

Answers

Answer:

14

Step-by-step explanation:

substitute 2 for y

multiply

subtract

yay

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