Question

Simplify the expression

4x(x + 1) (3x − 8) (x + 4)

Answer 1

12 x ^2 +28x^3 - 112x^2 - 128x

Explanation:

Answer 2

4×(x+1)(3x-8)(x+4)= (4x²+4)(3x-8)(x+4)= (12x³-32x²+12x²-32)(x+4)= (12x³-20x²-32)(x+4)= 12x⁴+48x³-20x³-80x²-32x²-128x= 12x⁴+28x³-112x²-128x