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Factoring the sum and difference of two cubes. Here are the general formulas for factoring a sum or difference of two cubes: . On the following slides, we’ll apply these formulas. Example - Factor. This looks like a sum of two cubes. So we’ll use. Rewrite the original to find a and b:.
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Here are the general formulas for factoring a sum or difference of two cubes: On the following slides, we’ll apply these formulas
Example - Factor This looks like a sum of two cubes. So we’ll use Rewrite the original to find a and b: So our “a” is x and “b” is 3. So we’ll substitute into the formula Or
Example - Factor Here, we’ll use the difference formula
Example - Factor Recall