SOLUTION: Hello. I'm having some difficulty with the following problem. Factor each expression, if possible (c-d)r^3-(c-d)s^3 thanks!

Question 184058: Hello.
I'm having some difficulty with the following problem.
Factor each expression, if possible
(c-d)r^3-(c-d)s^3
thanks!
Found 2 solutions by tvandenberg, jim_thompson5910:
Answer by tvandenberg(45) (Show Source): You can put this solution on YOUR website!

Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given expression.

Let

Replace each term with "z"

Factor out the GCF "z"

Factor by the difference of cubes formula. Note: let me know if you need help with this part.

Plug in

=====================================

Answer:

So completely factors to

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