Question

What is the standard form of this expression? (3x + 4)(x − 8)

3x2 − 20x − 32
3x2 − 4x − 32
3x2 − 4x − 12
3x2 − 20x − 12

Answer 1

3x2 - 20x - 32 is the answer

Answer 2

Answer: 3x2 − 20x − 32

Explanation:

(3x+4)(x−8)

3x(x-8)+4(x-8)

3x^2-24=4(x-8)

3x^2-24x+4x-32

3x^2-20x-32