Algebra Test Functions and Graphs 3

Question 1

What is the x-intercept of f(x) = 2x - 8?

Accepted Answer

x = 4

Answer

x = 2

Answer

x = -4

Answer

x = -8

Question 2

Which describes an increasing function on an interval?

Accepted Answer

As x increases, y increases

Answer

As x increases, y decreases

Answer

As x increases, y stays constant

Answer

As x decreases, y increases

Question 3

What is the domain of f(x) = 1/(x - 5)?

Accepted Answer

x ≠ 5

Answer

All real numbers

Answer

x ≠ 0

Answer

x > 5

Question 4

What transformation does y = f(x - 2) represent?

Accepted Answer

Shift 2 units right

Answer

Shift 2 units left

Answer

Shift 2 units up

Answer

Shift 2 units down

Question 5

If f(x) = 5 for all x, the function is called a:

Accepted Answer

Constant function

Answer

Linear function

Answer

Quadratic function

Answer

Step function

Question 6

For f(x) = |x|, what is the minimum value?

Accepted Answer

0

Answer

-1

Answer

1

Answer

There is no minimum