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posted by Angela on Saturday, September 29, 2012 at 9:30pm.

(-30a^14b^8/10a^17b^-2)totally lost on me??

-30/10 = -3 a14/a^17 = 1/a^3 or a^-3 b^8/b^-2 = b^10 so -30a^14b^8/(10a^17b^-2) = -3 a^-3 b^10 or -3b^10/a^3

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