HiSET Practice Test Math 3

Question 1

Factor completely: x² − 9

Accepted Answer

(x + 3)(x − 3)

Answer

(x − 3)²

Answer

(x + 9)(x − 1)

Answer

(x − 9)(x + 1)

Question 2

A store sells a shirt for $45.00, which is a 20% markup over the wholesale price. What was the wholesale price?

Accepted Answer

$37.50

Answer

$36.00

Answer

$40.50

Answer

$54.00

Question 3

What is the value of |−15| + |−8| − |6|?

Accepted Answer

17

Answer

1

Answer

7

Answer

29

Question 4

On a coordinate plane, the equation y = −2x + 4 is graphed. What is the y-intercept?

Accepted Answer

4

Answer

−2

Answer

0

Answer

2

Question 5

A right triangle has legs of length 9 and 12. What is the length of the hypotenuse?

Accepted Answer

15

Answer

13

Answer

18

Answer

21

Question 6

Simplify: (3x²y)(4xy³)

Accepted Answer

12x³y⁴

Answer

7x²y³

Answer

7x³y⁴

Answer

12x²y³