Question

Multiply the binomials:

(3x + 4)(5x-2)
A. 15x^2 + 20x-8
B. 15x^2 + 14x + 8
C. 15x^2- 14x-8
D. 15x^2+ 14X-8

Answer 1

15x^2 + 14x - 8

Explanation:

Use the FOIL Method.

(3x + 4) (5x - 2)

1. First: 15x^2

2. Outside: -6x

3. Inside: 20x

4. Last: -8

5. Put Together: 15x^2 - 6x + 20x - 8

6. Simplify: 15x^2 + 14x - 8