What is the y-intercept of the graph of p(x)=-3(x-2)²+4

Answers

Answer 1

Answer:

The y intercept is -8, or (0, -8)

Step-by-step explanation:

p(x)=-3(x-2)²+4

p(x)=-3(x²-4x+4)+4

p(x)=-3x²+12x-12+4

p(x)=-3x²+12x-8

This is quadratic

In p(x)=ax²+bx+c

c is the y intercept

Therefore the y intercept is -8, or (0, -8)

Hope this helps! :D

<3

Answer 2

Answer:

(0,-8)

Step-by-step explanation:

The y intercept occurs when x = 0 , so put in x = 0

-3(0-2)^2 + 4   = -8  

so y-axis intercept is   ( 0, -8 )


Related Questions

help me i cant figure this out

Answers

Answer:

is 214

Step-by-step explanation:

1. find the there side of outside, which are 6,7 and 5. 2 you have to multiplay 6x5, 7x5 6x7. 3 you got to add all, so is 107, however you have to multiplay by 2, so the answer is 214

Can a right triangle have sides of 1, 2, and 25? Justify your
answer.

Answers

No it cant to prove it we should use the pythagorian theorem

Answer correctly for brainliest pleaseeee!!!!

Answers

Answer:
A
Step-by-step explanation:

How to find the coordinates is by going to the right and going up of where the point is

Hope this helps :)

Answer:

The answer is A.

Step-by-step explanation:

You know this because you can count the lines from the middle to the right
then, you count from the middle up.
the middle to the right is the 1st digit and the number that goes from the middle up is the 2nd.

it is not negative because then you would go to the left.

HELP PLEASE
I need the other side

Answers

Instead of drawing the line that you did, draw it horizontally from the corner, creating a triangle and a rectangle.

Shape 1: rectangle, L•W, 15m•6m, 90m^2

Shape 2: triangle, 1/2(L•W), 1/2(10m•4m), 20m^2

Total Area: 100m^2

5. HELP ASAP!!! GIVING BRAINLIEST!!!
Find each missing measure.

Answers

Answer:

x = 6

Sorry if this answer is not correct, if it is or is not, please tell me in the comments!

Step-by-step explanation:

All of the angles add up to 180 degrees (since it is a triangle), so

(11x - 3) + (7x + 5) + (13x - 8) = 180

Then, combine the like terms.

31x - 6 = 180

Now, out goal is to separate the x from everything. To do that, we need to add 6 to 180.

31x = 186

Then divide by 31.

x = 6

(Feel free to replace x with 6 back in the previous equation to double check it!)

x = 6
because the the whole triangle equals 180 degrees
so you have to add all the equations and equal it to 180

Triangle RST is made of points R(-10, 5.6), S(0, 7) and T(-6, -34).

If it is reflected across the x-axis to form triangle R'S'T', enter the coordinates of S'.

Answers

Answer:

S'= (0,-7)

Step-by-step explanation:

When reflecting coordinates across the x-axis, you would flip the sign of the y number (x,y) -> (x,-y). So in this case (0,7) -> (0,-7)

What is the height of the cone.

Answers

By examining this image:

  ⇒ we see a right triangle made up of sidelength of h, 8, and 17

     ⇒ we know this is a right triangle because there is a little square

         ⇒between lines of length 8 and h

            ⇒ which indicates this angle is 90 degrees

               ⇒ which indicates we have a right triangle

Since we have a right triangle

   ⇒ we can use the Pythagorean Theorem

Definition of Pythagorean Theorem: square of the hypotenuse of a right triangle is equal to the sum of the squares of the other two sides.

           *look at the image attached for a better explanation

Now let's form an equation (based on the Pythagorean Theorem)

   [tex]h^2 + 8^2 = 17^2\\h^2 = 17^2- 8^2h^2 = 289 - 64 = 225\\h^2 = 225\\h = 15[/tex]

Thus h = 15cm

Hope that helps!

15 cuz pathagoreom theorem

High temperatures were recorded for 30 consecutive days: 50, 45, 49, 50, 43, 49, 50, 49, 45, 49, 47, 47, 44, 51, 51, 44, 47, 46, 50, 44, 51, 49, 43, 43, 49, 45, 46, 45, 51, 46. What is the range for the data set?

Answers

The answer is 21, you subtract the smallest number (30) by the biggest number (51)

Answer:

8

Step-by-step explanation:

highest number-lowest number=range

PLEASE HELPPP
The price of a hot dog 45 years ago was $0.75. Today, the price has increased by 220%.
What is the price of a hot dog today? If this percent increase stays the same, what will
be the price of a hot dog in another 45 years?

Answers

Answer:

$2.4,

$7.68

Step-by-step explanation:

0.75x3.2=2.4

You increase by 2.2, when NOW you have 1. 1+2.2=3.2

The cost now is 2.4

2.4x3.2=7.68

Answer:

$2.4

$7.68

Step-by-step explanation:

0.75x3.2=2.4

You increase by 2.2, when NOW you have 1. 1+2.2=3.2

The cost now is 2.4

2.4x3.2=7.68

i swear im not good at math and i need help (images are not in order so sorry )

Answers

part a answer is the first triangle

Answer:

The 1st choice

Step-by-step explanation:

(a) the first and second ones are the only triangles with all three acute angles. The 2nd one has more than 1 line of symmetry so the 1st must be the answer.
(b) This one really depends on which side of the triangle is each length. One way to do it is A squared + B squared = C squared. 8 equals c because it is the largest side and 7.5 is A. This would be put out like 56.25 + B = 64. Subtract 56.25 from both sides to get B = 7.75.
OR, if 8 is not the longest side 7.5 squared + 8 squared = C squared which would be 120.25 = C squared. So, you would find the square root of 120.25 which is 10.97.

Please help, will give brainliest if possible!!

Answers

Answer:

[(pq,dc) (rs,ab)(ad,rq)(bc,sq)corosponding sides]

Answer:

corresponding sides

AD and RQ

AB and PQ

BC and SP

DC and PQ

Classify each equation as defining y as a linear or nonlinear function of x. Select one cell per column.​

Answers

Answer:

1. nonlinear

2. nonlinear

3. nonlinear

4. linear

5. linear

6. nonlinear

I think that is correct

Step-by-step explanation:

There is two ways you can do it.

1st . See if it is being multiplied, x cannot be the denominator, y cannot have a exponent and the x cannot be squared.

2nd - Use a graphing calculator and see if the line is straight, that is a linear equation and curved lines are nonlinear.

Please answer, i'm timed (EDGE 2022)

Answers

Answer:

Last one: 3(x) - 3(9)

3(x - 9) = 3x - 27

Answer:

3(x)-3(9)

Step-by-step explanation:

Multiply each factor in the parenthesis for the external number

KA YALL ( I think i got one tell me if im corrector not but i need two :)

Answers

Answer:

C

Step-by-step explanation:

you can remove the brakets in C and it simplifies down to whats in B

C because you just move the variables and disturb that

Just started Order of Operations, can someone help me please?

(1+20-9/32)*((2+5)2+16/2)

**Will give Brainliest for correct answer**
*50 points possible**

Answers

455.8125      or      [tex]\sf 455\frac{13}{16}[/tex]

follow the BODMAS rule:

B - bracketO - orderD - divisionM - multiplicationA - additionS - subtraction

Let's start!

(1+20-9/32)*((2+5)2+16/2)

remove brackets

(1+20-9/32)*(7*2+16/2)

division

(1+20-0.28125)*(7*2+8)

multiplication

(1+20-0.28125)*(14+8)

addition

(21-0.28125)*(22)

subtraction

(20.71875)*(22)

simplify

[tex]\sf 455.8125 \ \ \ or \ \ 455\dfrac{13}{16}[/tex]

Answer:

7293/16 or 455 13/16

Step-by-step explanation:

To solve this problem, we need to remember the BPEMDAS.

Where:

B = BracketsP = ParenthesisE = ExponentsM = MultiplicationD = DivisionA = AdditionS = Subtraction

Solving the expression using PEMDAS:

[tex]\huge{\text{(}1+20-\dfrac{9}{32}\huge{\text{)} \times \huge{\text{(}[2+5]2+\dfrac{16}{2} \huge{\text{)}[/tex]

[tex]\rightarrow \huge{\text{(}1+20-\dfrac{9}{32}\huge{\text{)} \times \huge{\text{(}[7]2+\dfrac{16}{2} \huge{\text{)}[/tex]                                          [Brackets]

[tex]\rightarrow \huge{\text{(}1+20-\dfrac{9}{32}\huge{\text{)} \times \huge{\text{(} 7\times 2+\dfrac{16}{2} \huge{\text{)}[/tex]

[tex]\rightarrow \huge{\text{(}1+20-\dfrac{9}{32}\huge{\text{)} \times \huge{\text{(} 14+\dfrac{16}{2} \huge{\text{)}[/tex]                             [Parenthesis multiplication]

[tex]\rightarrow \huge{\text{(}1+20-\dfrac{9}{32}\huge{\text{)} \times \huge{\text{(} 14+8\huge{\text{)}[/tex]

[tex]\rightarrow \huge{\text{(}\dfrac{160}{160} +\dfrac{3200}{160} -\dfrac{45}{160}\huge{\text{)} \times \huge{\text{(} 22\huge{\text{)}[/tex]                                    [Parenthesis Add]

[tex]\rightarrow \huge{\text{(}\dfrac{3315}{160}\huge{\text{)} \times \huge{\text{(} 22\huge{\text{)}[/tex]                                                [Parenthesis Add/Subtract]

[tex]\rightarrow \dfrac{3315}{80} \times 11 = \dfrac{663}{16} \times 11[/tex]                

[tex]\rightarrow \dfrac{7293}{16}[/tex]                                                                            [Multiplication]    

To avoid confusion, let's convert the fraction into mixed fraction. Refer to image attached.

HELPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP

Answers

Answer:

B

Step-by-step explanation:

If I'm wrong?????

What point is marked on the number line?

Answers

The answer would be -1 1/6. Hope this helps!
-1 1/6!!!!!!!! if you oook at tinejeuev

Beinggreat78, Answer fast!

Answers

Answer:

[tex]I~am~here![/tex]

5:14

This is the simplest form of all the fruits added together, being compared to peaches.

I don't understand, pls help meeeeeee ​

Answers

Answer:

Solve for x first.

In order to solve for x, you must set up an equation where the two interior angles (1 and 2) are equal to the exterior angle (3).

Interior angles.

Angle 1 = 3x + 7Angle 2 = 2x + 24

Exterior angle:

Angle 3 = 6x + 10

Set up the equation:-

(3x + 7) + (2x + 24) = 6x + 10

Group and combine like terms;

(3x + 2x) + (7 + 24) = 6x + 10

5x + 31 = 6x + 10

Get rid of constants;

-10             -10

5x + 21 = 6x

-5x         -5x

21 = x, the value of 'x' is 21°.

Now we plug in the value of x into angle 3's equation.

∠3 = 6x + 10

∠3 = 6(21) + 10

∠3 = 126 + 10

∠3 = 136°, ∠3 = 136°.

Each evening, Billy jogs around the high school track at a constant rate. The following equation describes the relationship between t, the time he jogs in hours, and d, the distance he jogs in kilometers. d = 7t Which graph represents the relationship between the amount of time Billy jogs and the distance he jogs?

Answers

Answer:

A

Step-by-step explanation:

The distance he jogs in kilometers would go by 7 every hour making it proportional relationship

You select 32 marbles from a bag. The results are as follows: 6 blue marbles, 5 green marbles, 4 red marbles, 8 white marbles, and 9 yellow marbles. Find P(not green).

Answers

Answer:

19%, 13% 25% 28%

Step-by-step explanation:

6/32=

19%

5/32=

16%

4/34=

13%

8/32=

25%

9/32=

28%

Whoever answers correctly can have brainliest
but answer asap

Answers

Answer:

1/20

Step-by-step explanation:

2/5 ÷ 1/8 = 1/20

Answer:

Step-by-step explanation:

B 1/20

[tex]9(5x + 1)[/tex] ÷ [tex]3y[/tex]
From the expression above, provide an example of each of the following: sum, term, product, factor, quotient, and coefficient. If any are not present, write "not present." (6 points)

Please give me the correct answers with a short or long explanation covering it all. Thank you!! :)

Answers

Answer:

5+1=6x9=54/3=18

Step-by-step explanation:

how this helps! :)

Help pls :,) (pls dont delete this) Is it C. or D.?

Answers

Answer:

C

Step-by-step explanation:

The story mostly talks about how money manangement should be tought in schools.

Answer:

C. Money skills should be taught at school.

Step-by-step explanation:

Brainlest please?

Max has formed an e-pal relationship with Elena in Italy. Max is planning
to visit Elena when she gets to Europe. The two actually live 9,277
kilometers apart. How many miles is this?

Answers

Answer:

Max and Elena live 5764 miles away from each other.

Step-by-step explanation:

One mile is equivelant to 1.6 kilometers.

Answer:

5764.461 miles

Step-by-step explanation:

9,722 kilometers is approximately 5764.461 miles.

Could anyone please help me on this problem? Will mark brainiest and please show all work!!!
I got the a but you need to do b
B: Helen wants to wrap the box in paper. How much paper is needed to cover the box (assuming that there is no overlap?)

Answers

Answer:

Step-by-step explanation:

Answer:

A = picture attached

B = 51 in²

Step-by-step explanation:

I answered your other question, and I'm feeling lazy, so let me just copy + paste my answer here.

The picture attached is the answer for part A. You use the dimensions you already know from the first picture to fill in the net of the slice of pie.

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

A = 1/2 (4 × 6) = 1/2 (24) = 12

The area of the triangle is 12. The top is a triangle, but the bottom is also a triangle with the same area. Therefore, the area of the two triangles combined is 24 in². Next, we have to find the area of the rectangle at the sides of the pie.

Area of rectangle = length × width

A = 5 × 2.5 = 12.

Since there are two rectangles with the same area on both sides of the pie, we can double it and get 25 in². We still have one rectangle left, the one at the back of the pie

A = 6 × 2.5 = 15

Add the areas altogether to get the answer.

24 + 12.5 + 15 = 51.5 in²

I hope this helps. Sorry if Part B's answer is wrong.

The vertices of triangle DEF are D(12, -8), E(-4, -8), and F(-4, 16). The triangle is dilated with a scale factor of 1/4. Estimate the perimeter of the dilated figure to the nearest whole number.

Answers

Answer:

6

Step-by-step explanation:

2

10 POINTS) A recipe requires 4.5 teaspoons of sugar to make a cup of pudding. Which equation shows the number of teaspoons of sugar, y, needed to make x cups of pudding?
x = 4.5y
y = 4.5 + x
y = 4.5x
x = 4.5 + y

Answers

Answer:

C. y = 4.5x

Step-by-step explanation:

The recipe calls for 4.5 teaspoons of sugar to make each cup of pudding. To make 2 cups of pudding, we would need two groups of 4.5 teaspoons, or 4.5+4.5=9 teaspoons of sugar. To make 3 cups of pudding, we would need 3 groups of 4.5 teaspoons, or 4.5+4.5+4.5=13.5 teaspoons of sugar. This repeated addition can be simplified as multiplication, because 4.5+4.5=4.5*2. We will need y teaspoons of sugar to make x cups of pudding. For each cup of pudding, we need 4.5 teaspoons of sugar. So, y=4.5x. If we made 2 cups of pudding (meaning x = 2 now), we fill that in and solve for y, which equals 9, as seen at the start.

Answer:

C.  y = 4.5x

Step-by-step explanation:

Hope I helped!!

Thomas has some leftover paint that he would like to sell. He mixes
4 3/8 gallons of blue paint with 6 5/8 gallons of white paint. Then, he pours this light-blue mixture into 1/4 gallon containers. To find out how many of these 1/4 gallon containers he can fill, which two equations would you need?


A. 4 3/8 + 6 5/8 = 11


B. 1/4 × 11 = 2 3/4


C. 11 ÷ 1/4 = 44


D. 4 3/8 + 6 5/8 + 2/8 = 11 1/4

Answers

Answer:

A and C

Step-by-step explanation:

To Find Total Light Blue Mixture

4 3/8 + 6 5/8 = 10 + 1 = 11Equation A

To Find How many containers he can fill

11 ÷ 1/4 = 44Equation C

Answer:

c and a

Step-by-step explanation:

i did the test

What is the perameter and area of the photo below, also please show work and how you found your answer.

Answers

Answer: 286.1

Step-by-step explanation: i took the test!

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