Quiz about Graphing Quadratic Functions

Question 1

What do we call the highest or lowest point of a quadratic?

Accepted Answer

vertex

Answer

parabola

Answer

graph

Answer

point

Question 2

What is the vertex?

Accepted Answer

(3, -1)

Answer

(2, 4)

Answer

(0, 8)

Answer

(4, 2)

Question 3

What is the axis of symmetry?
y = 3x²- 6x + 4

Accepted Answer

x=1

Answer

x=-6

Answer

x=2

Answer

x=-1

Question 4

True or false:
The root, x-intercept, and zero are all the same thing

Accepted Answer

True

Answer

False, because the solution and root are the same but the x-intercept and zero are different

Answer

False, because the x-intercept and root are the same but the zero and solution are different

Answer

False, they are all different

Question 5

How many zeros does this parabola have?

Accepted Answer

2

Answer

3

Answer

0

Answer

1

Question 6

What is the y-intercept?
f(x) = -2x² + 4x - 6

Accepted Answer

(0, -6)

Answer

(0, 6)

Answer

(6, 0)

Answer

(-6, 0)

Question 7

The U-Shaped graph of a quadratic function  is called a?

Accepted Answer

Parabola

Answer

Marabola

Answer

X-value

Answer

Height

Question 8

The value (letter) that tells us whether the parent function is stretched, or shrunk veritcally.

Accepted Answer

a

Answer

y

Answer

x

Answer

b

Question 9

The parent function of a quadratic function is?

Accepted Answer

y=x<sup>2</sup>

Answer

y=mx+b

Answer

y=x

Answer

y=-x<sup>2</sup>

Question 10

If [a] >1, then the graph of the function?

Accepted Answer

stretches

Answer

shrinks

Question 11

Does y = -4x² have a maximum or minimum value?

Accepted Answer

maximum

Answer

minimum

Question 12

Another word for x-intercepts?

Accepted Answer

Zeros

Answer

Range

Answer

Y-Values

Answer

Form

Question 13

Find the y-intercept of f(x) = 2x²-2x + 1

Accepted Answer

1

Answer

2

Answer

-2

Answer

-1

Question 14

What is another word for zeros?

Accepted Answer

roots

Answer

y-intercepts

Answer

vertex

Answer

axis of symmetry

Question 15

What is the vertex of the following equation?
y=5(x-3)²+5

Accepted Answer

(3,5)

Answer

(-3,5)

Answer

(3, -5)

Answer

(-3,-5)

Question 16

Use the graph of the function f(x)=-2x²+4x+6 to find the solution(s) of the equation -2x²+4x+6=0.

Accepted Answer

x=-1 and x=3

Answer

x=-1

Answer

x=3

Answer

x=1and x=8

Question 17

Question 17.

Accepted Answer

-4, 2

Answer

-2, 4

Answer

-16

Answer

-4

Question 18

If the discriminant equals 0, then the quadratic has how many real solutions?

Accepted Answer

1 Real Solution

Answer

2 Real Solutions

Answer

Half a Solution

Answer

No Real Solution

Question 19

If the discriminant is negative, then the quadratic has how many real solutions?

Accepted Answer

No Real Solutions

Answer

1 Real Solution

Answer

2 Real Solutions

Answer

Half a Solution

Question 20

If the discriminant is positive, then the quadratic has how many real solutions?

Accepted Answer

2 Real Solutions

Answer

1 Real Solution

Answer

Half a Solution

Answer

No Real Solution

Graphing Quadratic Functions

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