simplify

Question

(9-m^2)7m^3 / (3-m)14m

please help i am stuck

Answer 1

9-m^2 = (3-m)(3+m)
So, the (3-m) factors cancel, and you have

(3+m) in the top.

Not sure just what the other stuff means; your use of numbers and carets is inconsistent.

Just recall that

u^n/u^m = u^(n-m)

whatever u is.