College Math Placement Test Intermediate Algebra 3

Question 1

The system of equations 2x + 3y = 12 and 4x − y = 5 has solution:

Accepted Answer

x = 3, y = 2

Answer

x = 2, y = 3

Answer

x = 1, y = 4

Answer

x = 4, y = 1

Question 2

Which expression is equivalent to √(50x⁴)?

Accepted Answer

5x²√2

Answer

5x√2

Answer

25x²√2

Answer

10x²

Question 3

What is the value of the discriminant for 2x² + 3x − 5 = 0?

Accepted Answer

49

Answer

−31

Answer

9

Answer

40

Question 4

If log₂(x) = 5, what is x?

Accepted Answer

32

Answer

10

Answer

25

Answer

16

Question 5

A line passes through (2, −1) and (−4, 5). What is its slope?

Accepted Answer

−1

Answer

1

Answer

−3

Answer

3

Question 6

Which of the following is a factor of x³ − 8?

Accepted Answer

x − 2

Answer

x + 2

Answer

x² − 2x + 4 only

Answer

x − 4

Question 7

What is the range of the function f(x) = −x² + 4?

Accepted Answer

(−∞, 4]

Answer

[4, ∞)

Answer

(−∞, ∞)

Answer

[0, 4]