Accuplacer College Placement ACCUPLACER Advanced Algebra and Functions Test 3

Question 1

Which value of x satisfies 2^(x+1) = 16?

Accepted Answer

x = 3

Answer

x = 2

Answer

x = 4

Answer

x = 5

Question 2

What is the period of the function y = cos(πx)?

Accepted Answer

2

Answer

1

Answer

π

Answer

2π

Question 3

Solve for x: |2x − 3| = 7

Accepted Answer

x = 5 or x = −2

Answer

x = 5 only

Answer

x = −2 only

Answer

x = 2 or x = −5

Question 4

What is the y-intercept of the function f(x) = 3x² − 4x + 2?

Accepted Answer

2

Answer

−4

Answer

3

Answer

0

Question 5

Which of the following is a zero of f(x) = x³ − x² − 6x?

Accepted Answer

x = 3

Answer

x = 1

Answer

x = −2

Answer

x = 4

Question 6

A function is defined as f(x) = −2x + 7. Over which interval is f(x) > 0?

Accepted Answer

x < 7/2

Answer

x > 7/2

Answer

x > 7

Answer

x < −7/2