Quiz about Algebra 1 Chapter 9 Review

Question 1

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

Accepted Answer

Parabola

Answer

Marabola

Answer

Parakeet

Answer

Pair of bowling shoes

Question 2

How many zeros does this parabola have?

Accepted Answer

2

Answer

3

Answer

0

Answer

1

Question 3

What do we call the highest or lowest point of an upward-opening parabola?

Accepted Answer

vertex

Answer

parabola

Answer

graph

Answer

point

Question 4

What is the parent function of a quadratic?

Accepted Answer

y=x2

Answer

y=mx+b

Answer

y=x

Answer

y=-x2

Question 5

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

Accepted Answer

1

Answer

2

Answer

-2

Answer

-1

Question 6

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

Accepted Answer

x = -1 and 3

Answer

x = -1

Answer

x = 3

Answer

x = 1 and 8

Question 7

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 8

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 9

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

Question 10

What are the solutions to this equation?
(3x-2)(5x+1) = 0

Accepted Answer

x = 2/3, -1/5

Answer

x = 5/2, -1/3

Answer

x = 1/5, -2/3

Answer

x = 1/3, -5/2

Question 11

The solutions of the quadratic equation
x²+ 5x + 6 = 0 are

Accepted Answer

x= -3 and -2

Answer

x = -6 and 1

Answer

x = 3 and 2

Answer

x = -3 and 2

Question 12

The solutions of the quadratic equation
x²+ 9x + 18 = 0 are

Accepted Answer

x = -3 and -6

Answer

x = 3 and 6

Answer

x = -2 and -9

Answer

x = 2 and 9

Question 13

Factor: x² + 24x + 144

Accepted Answer

(x + 12)2

Answer

(x + 9)2

Answer

(x + 15)2

Answer

(x + 13)2

Question 14

Complete the square for
x² + 12x + ____

Accepted Answer

x² + 12x + 36

Answer

x² + 12x + 144

Answer

x² + 12x - 36

Answer

x² + +12x - 144

Question 15

Complete the square.
x² + 14x + ____

Accepted Answer

x² + 14x + 49

Answer

x² + 14x - 196

Answer

x² + 14x - 49

Answer

x² + 14x + 196

Question 16

Identify the 'a' value:
y = 16x² - 8x - 24

Accepted Answer

16

Answer

8

Answer

-8

Answer

-24

Question 17

Identify the 'b' value:
y = 16x² - 8x - 24

Accepted Answer

-8

Answer

16

Answer

8

Answer

-24

Question 18

Identify the 'c' value:
y = 16x² - 8x - 24

Accepted Answer

-24

Answer

16

Answer

-8

Answer

24

Question 19

Use the quadratic formula to solve 2x² + 2x - 12?

Accepted Answer

x = 2, -3

Answer

x = -2, 3

Answer

x = 2, 3

Answer

x = -2, -3

Question 20

The function f(x) = 10,000 - 1,500x can be used to predict the number of termites in an area x days after the area has been treated. How many termites are predicted in the area after 5 days?

Accepted Answer

2,500

Answer

10,000

Answer

7,500

Answer

-1,500

Question 21

Pick a function type that best models the following situation:  A babysitter getting paid hourly.

Accepted Answer

Linear

Answer

Exponential

Answer

Quadratic

Answer

Neither

Question 22

Is the graph linear, exponential, quadratic, or none of these?

Accepted Answer

Exponential

Answer

Linear

Answer

Quadratic

Answer

None of these

Question 23

Is the graph linear, exponential, quadratic or none of these?

Accepted Answer

Linear

Answer

Exponential

Answer

Quadratic

Answer

None of these

Algebra 1 Chapter 9 Review

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