SOLUTION: how to expand the (pq-4)exponent of 3

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Question 1053003: how to expand the (pq-4)exponent of 3
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Distributive property,
%28pq-4%29%5E3=%28pq-4%29%5E2%28pq-4%29
%28pq-4%29%5E3=%28p%5E2q%5E2-8pq%2B16%29%28pq-4%29
%28pq-4%29%5E3=p%5E2q%5E2%28pq-4%29-8pq%28pq-4%29%2B16%28pq-4%29
%28pq-4%29%5E3=p%5E3q%5E3-4p%5E2q%5E2-8p%5E2q%5E2%2B32pq%2B16pq-64
%28pq-4%29%5E3=p%5E3q%5E3-12p%5E2q%5E2%2B48pq-64