Bluebook SAT Math: Advanced Functions Questions and Answers 3

Question 1

If f(x) = |2x - 6|, for how many values of x does f(x) = 4?

Accepted Answer

2

Answer

0

Answer

1

Answer

3

Question 2

The function p(x) = x⁴ - 5x² + 4. How many real zeros does p(x) have?

Accepted Answer

4

Answer

0

Answer

2

Answer

6

Question 3

If f(x) = (x+1)/(x-1), what is f(f(x))?

Accepted Answer

x

Answer

1/x

Answer

-x

Answer

(x+1)/(x-1)

Question 4

For f(x) = 2^x, which transformation produces g(x) = 2^(x+3) - 4?

Accepted Answer

Shift left 3, down 4

Answer

Shift right 3, down 4

Answer

Shift left 3, up 4

Answer

Shift right 3, up 4

Question 5

If f is an odd function and f(3) = -5, what is f(-3)?

Accepted Answer

5

Answer

-5

Answer

0

Answer

Cannot be determined

Question 6

The function f(x) = a(x - 2)² - 3 passes through the point (0, 1). What is the value of a?

Accepted Answer

1

Answer

2

Answer

3

Answer

4