SOLUTION: simplify/factor (x+2)^3+(x-5)^3

Question 158096: simplify/factor
(x+2)^3+(x-5)^3
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Let and

So becomes

Start with the given expression.

Rewrite as . Rewrite as .

Now factor by using the sum of cubes formula. Remember the sum of cubes formula is

Multiply

Plug in and

FOIL and expand

Distribute the negative

Combine like terms.

So factors to

In other words,
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