CAASPP Functions 3

Question 1

Which graph represents a non-linear function?

Accepted Answer

A U-shaped parabola

Answer

A straight horizontal line

Answer

A straight line with a positive slope

Answer

A straight line with a negative slope

Question 2

The range of a function refers to:

Accepted Answer

The set of all possible output values

Answer

The set of all possible input values

Answer

The slope of the function

Answer

The x-intercept of the function

Question 3

What is the x-intercept of the function f(x) = 2x − 6?

Accepted Answer

3

Answer

−6

Answer

6

Answer

−3

Question 4

If g(x) = 5 for all values of x, what type of function is g?

Accepted Answer

Constant

Answer

Linear with positive slope

Answer

Exponential

Answer

Quadratic

Question 5

Two functions are defined as f(x) = x + 3 and g(x) = 2x − 1. For what value of x are f(x) and g(x) equal?

Accepted Answer

x = 4

Answer

x = 2

Answer

x = 3

Answer

x = 1

Question 6

A linear function passes through the points (0, 5) and (2, 9). What is the slope?

Accepted Answer

2

Answer

4

Answer

5

Answer

9

Question 7

Which of the following correctly describes function notation f(x)?

Accepted Answer

The function f evaluated at input x

Answer

f times x

Answer

The fraction f over x

Answer

The variable f added to x