5^(2x) + 5^(3x-1) = 150
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Are you sure this isn't supposed to be ?
im not sure , my friend ask me this question
Your equation is . If you let you have or the cubic polynomial . Any rational solution for y must be a factor of 750. I suggest you whack your friend about the ears!
Last edited by mr fantastic; July 17th 2010 at 04:08 PM.
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