Question

Perform the following operation with the polynomial and pick the correct answer: (2x-5)(x+4) A

2x^2-3x + 20
B 2x^2 +3x-20
c 2x^2-x-20
D 2x^2-5x +4​

Answer 1

B. 2x^2 - 3x - 20

Explanation:

FOIL

(2x-5)(x+4)

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

(2x^2)+(8x)+(-5x)+(-20)

2x^2 + 3x - 20