Question

If f(x)=2x and g(x)=x−3, then find f(x)·g(x).

Answer 1

Answer:

f(x)g(x) = 2x² - 6x

General Formulas and Concepts:

Algebra I

• Expand by FOIL-ing (First, Outside, Inside, Last)

Step-by-step explanation:

Step 1: Define

f(x) = 2x

g(x) = x - 3

Step 2: Find f(x)g(x)

1. Substitute:                    f(x)g(x) = 2x(x - 3)
2. Distribute 2x:                f(x)g(x) = 2x² - 6x