Question

Multiply: (x−4)(x+5)

Simplify and write your answer in Standard Form.

HINT
Standard Form: ax2+bx+c

Answer 1

Answer: Its x^2 + 9x -20

Explanation:

I did the test and got it wrong

Answer 2

x^2 + x -20

Explanation:

First, Multiply

(x)(x) + (x)(5) + (-4)(5) + (-4)(x)

Second, Add The Like Terms Together

X^2 + x + -20