Question

Need hand on this one...(c+f)(c^2-cf+f^2)

Answer 1

know that when you have exponents you add then together
after distributing the c and f

c^3 +-c^2f+cf^2+ c^2f cf^2+f^3

then you combine like terms
c^3 +2cf^2+f^3

final result:
c^3 +2cf^2+f^3