Question

2(a-b)的三次方-16(b-a)的二次方-32(b-a)因式分解怎么做

Answer 1

2(a-b)^3-16(b-a)^2-32(b-a)

=2(a-b)^3+16(a-b)^2+32(a-b)

=2(a-b)[(a-b)^2+8(a-b)+16]

=2[(a-b)+4]^2

=2(a-b+4)^2