How to Factor Cubes?

Use the sum of cubes formula: (a^3+b^3=(a+b)(a^2-ab+b^2))

Use the difference of cubes formula: (a^3-b^3=(a-b)(a^2+ab+b^2))

Identify each term as a perfect cube

Rewrite the expression in cube form if needed

Factor out any common factor first

Apply the appropriate cube formula

Check the signs carefully

Verify by multiplying the factors back together

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