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Posted by on Monday, December 6, 2010 at 10:58am.

Factor or can it be factored 64s^3+729x^3

  • Purdue - , Monday, December 6, 2010 at 12:29pm

    You are in luck with that one. Yes, it can be factored.

    It is of the form a^3 + b^3, where a = 4s and b = 9y.

    Recall that
    a^3 + b^3 = (a + b)(a2 - ab + b2)

    So one of the factors is
    (4s + 9y)

    See if you can figure out the other one.

  • Purdue - , Tuesday, December 7, 2010 at 9:27am

    Thank you I know I can from there.

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