contestada

What is the product of the polynomials below?(8 - x2)(x - x3)
A.x5 - 9x3 + 8x
B.x5 - 9x3 + 6x
C.x5 + 9x3 + 6x
D.x5 + 9x3 + 8x

plz help!

Respuesta :

firestarangel26
(8 - x^2)(x - x^3) 
Foil it: 
[tex](8)(x)+(8)(-x^3)+(-x^2)(x)+(-x^2)(-x^3)[/tex]

Combine like terms:
[tex]8x-8x^3-x^3+x5[/tex]

Final answer: 
[tex]x^5-9x^3+8x[/tex]