Asked by Anonymous

27a squared b cube - 36a cube b squared + 18 a squared b squared + 9 a to the 4th b cube
Answered by Reiny
write it this way:

27a^2b^3 - 36a^3b^2 + 18a^2b^2 + 9a^4b^3
are you factoring ?

if so, then ...

= 9a^2b^2(3b - 4a + 2 + a^2b)
Answered by aj
55gj