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Posted by on Thursday, July 5, 2012 at 2:02pm.

Among all pairs of numbers whose difference is 88, find a pair whose product is as small as possible.

  • Math - , Thursday, July 5, 2012 at 2:29pm

    I bet one of the numbers is zero.

  • Math - , Thursday, July 5, 2012 at 2:54pm

    -44 and 44.

  • Math - , Thursday, July 5, 2012 at 2:57pm

    This can also be solved by doing:

    x-y = 88
    min x*y.


    x = 88+y, so you get

    minimize x^2+88x,
    which can be done with calculus.

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