Quiz about Algebra 2 Review

Question 1

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

Accepted Answer

16

Answer

8

Answer

-8

Answer

-24

Question 2

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

Accepted Answer

-8

Answer

16

Answer

8

Answer

-24

Question 3

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

Accepted Answer

-24

Answer

16

Answer

-8

Answer

24

Question 4

Solve the equation by factoring:
x²-6x+8=0

Accepted Answer

2, 4

Answer

-2, -4

Answer

-2, 4

Answer

2, -4

Question 5

Solve the equation by factoring:
5x² - 35x + 60 = 0

Accepted Answer

3,  4

Answer

3,  -4

Answer

-3,  4

Answer

-3,  -4

Question 6

Solve by using the quadratic formula:
15x²+22x=-8

Accepted Answer

-2/3, -4/5

Answer

-2/3, 4/5

Answer

2/3, -4/5

Answer

2/3, 4/5

Question 7

Use the quadratic formula to find the solutions for

y = 3x² + 8x - 1

Accepted Answer

0.1196 and -2.7863

Answer

.7 and -16.7

Answer

-0.1314 and -2.5352

Answer

0.2358 and -1.236

Question 8

find x for

x²+2x-8=0

Accepted Answer

x= -4, 2

Answer

x= -4, -2

Answer

x= 4, 2

Answer

x= -2, 4

Question 9

Factor
10x² + 15x-5

Accepted Answer

5(2x²+3x-1)

Answer

25(10x³+45x-15)

Answer

5(2x³ + 3x²-x)

Answer

x(10x³+15x-5)

Question 10

Factor Completely:
x² - 36

Accepted Answer

(x + 6)(x - 6)

Answer

(x + 9)(x - 4)

Answer

(x - 6)(x - 6)

Answer

(x - 9)(x + 4)

Question 11

Factor x²-6x+8

Accepted Answer

(x-4)(x-2)

Answer

(x+4)(x+2)

Answer

(x-4)(x+2)

Answer

(x+4)(x-2)

Question 12

Question 12.

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 13

What is the solution set of (x + 2)^1/2 + 4 = 7

Accepted Answer

7

Answer

11

Answer

-1

Answer

5

Question 14

How many roots does 3x⁷-5x⁵ + 10 = 0 have?

Accepted Answer

7

Answer

5

Answer

12

Answer

13

Question 15

Write in logarithmic form. 81^3/2 = 729

Accepted Answer

log₈₁729 = 3/2

Answer

log_3/2729 = 81

Answer

log₇₂₉81 = 3/2

Question 16

Let f(x) = 9x + 8 and g(x) = 10x - 15.  Find f(x) - g(x).

Accepted Answer

-x + 23

Answer

x + 23

Answer

-x - 7

Answer

x + 7

Question 17

What is the formula for continuously compounded interest?

Accepted Answer

A = Pert

Answer

A = Pet

Question 18

If we have the equation y=ax²+bx+c, how can we can find the x-coordinate of the vertex?

Accepted Answer

-b/2a

Answer

-a

Answer

-b/a

Answer

b/2a

Question 19

Given the equation for this parabola:
y=-(x-4)²-3,
does this parabola have a maximum or minimum value?

Accepted Answer

Maximum

Answer

Minimum

Question 20

The axis of symmetry line passes through which point?

Accepted Answer

vertex

Answer

y-intercept

Answer

any random point

Answer

symmetrical point for the vertex

Question 21

A parabola has a vertex at (-3,2).
Where is the axis of symmetry?

Accepted Answer

x = -3

Answer

y = -2

Answer

x = 3

Answer

y = 2

Question 22

Use the graph to determine the solutions.

Accepted Answer

1 and 3

Answer

-1 and -3

Answer

1 and -3

Answer

-1 and 3

Question 23

What are the zeros?

Accepted Answer

x= 0 and x= 4

Answer

x= 0 and x= -4

Answer

y= 0

Answer

x= 2

Question 24

Name the roots?

Accepted Answer

0 and 4

Answer

0

Answer

4

Answer

2

Question 25

Rewrite using a positive exponent.
7^-10

Accepted Answer

1/710

Answer

710

Answer

1/7-10

Answer

-70

Question 26

Rewrite each expression with a negative exponent.
¹/_12⁴

Accepted Answer

12-4

Answer

1/12-4

Answer

124

Answer

1/20,736

Question 27

Question 27.

Accepted Answer

b

Answer

a

Question 28

Question 28.

Accepted Answer

b

Answer

a

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