SOLUTION: how do i factor this expression x^3+64

Question 200297: how do i factor this expression x^3+64
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!

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

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Answer:

So factors to .

In other words,

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