Respuesta :
Answer:x^3+x^2-14x-24
Step-by-step explanation:
(x+3)(x^2-2x-8)
Open brackets
x^3-2x^2-8x+3x^2-6x-24
Collect like terms
x^3-2x^2+3x^2-8x-6x-24
Add and subtract like terms
x^3+x^2-14x-24
Answer:x^3+x^2-14x-24
Step-by-step explanation:
(x+3)(x^2-2x-8)
Open brackets
x^3-2x^2-8x+3x^2-6x-24
Collect like terms
x^3-2x^2+3x^2-8x-6x-24
Add and subtract like terms
x^3+x^2-14x-24