Homework Statement
The problem is in the title: Prove (a^c)^d) = a^(cd)
Homework Equations
N is the set of natural numbers.
(ab)^n = (a^n)(b^n)
a^(p+n) = (a^p)*(a^n)
((a^p)(a^n)) * a = (a^p)(a^(n+1))
The Attempt at a Solution
c = p-q; d = j-k; p,q,j,kεN (by definition...