Question

What is the factored form of 4x2 23x – 72? (4x 8)(x – 9) (4x – 8)(x 9) (4x 9)(x – 8) (4x – 9)(x 8)

Answer 1

(x+8)(4x-9)

Explanation:

Rewrite expression 4x^2 + 32x - 9x - 72

Factor out 4x 4x(x+8) - 9x - 72

Factor out x+8 4x(x+8) - 9(x+8)

Simplify (x+8)(4x-9)