Question

simplify :(2x²+2x-8)(x-2)-(x³-3x+2)(x+4)​

Answer 1

Answer:

-x⁴ -2x³  + x² - 2x + 8

Step-by-step explanation:

(2x²+2x-8)(x-2)-(x³-3x+2)(x+4)​

2x³ +2x² -8x -4x² -4x +16  - (x⁴ -3x² +2x +4x³ -12x +8)

2x³ +2x² -8x -4x² -4x +16  - x⁴ + 3x² - 2x - 4x³ + 12x - 8

-x⁴ -2x³  + x² - 2x + 8