Quadratic Functions: Factored Form

Question 7 of 10 • LA-Algebra I CR

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

Answer

The domain is all real numbers, and the range is all real numbers greater than or equal to –4.

The domain is all real numbers greater than or equal to –4, and the range is all real numbers.

The domain is all real numbers such that –6 ≤ x ≤ –2, and the range is all real numbers greater than or equal to –4.

The domain is all real numbers greater than or equal to –4, and the range is all real numbers such that –6 ≤ x ≤ –2.

Unit Test

Completing the Square (Continued)

Comparing Exponential, Linear, and Quadratic Growth