Quadratic Functions: Factored Form

Question 8 of 10 • NJ-Algebra I CR

The graph of the function f(x) = –(x + 6)(x + 2) is shown below.

Answer

The function is increasing for all real values of x where x < –4.

The function is increasing for all real values of x where–6 < x < –2.

The function is decreasing for all real values of x where x < –6 and where x > –2.

The function is decreasing for all real values of x wherex < –4.

Introduction to Modeling with Functions

Quadratic Functions: Standard Form

Relative Frequencies and Association