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Math Help - What does this factorize into?

  1. #1
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    What does this factorize into?

    y cubed minus x cubed.

    Many thanks!
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  2. #2
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    Recall that difference of cubes can be factored like the following:

    a^3 - b^3 = (a-b)(a^2+ab+b^2)

    The sum of cubes is also factored in a similar way:

    a^3 + b^3 = (a+b)(a^2-ab+b^2)
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  3. #3
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    Quote Originally Posted by Chop Suey View Post
    Recall that difference of cubes can be factored like the following:

    a^3 - b^3 = (a-b)(a^2+ab+b^2)

    The sum of cubes is also factored in a similar way:

    a^3 + b^3 = (a+b)(a^2-ab+b^2)
    So simple yet so brilliant! Thank you v. much!

    How do I thank you properly? Is it by giving rep?
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  4. #4
    A riddle wrapped in an enigma
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    Quote Originally Posted by bluebiro View Post
    So simple yet so brilliant! Thank you v. much!

    How do I thank you properly? Is it by giving rep?
    Yes....give him a rep!
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