Question

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

Question 19 options:

2x2−6x

2x2−6

2x2−3

3x−3

Answer 1

f(x)g(x) = 2x² - 6x

General Formulas and Concepts:

Algebra I

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

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