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posted by sam on Wednesday, January 12, 2011 at 11:24am.
simplify the folowing. assume a,x and y are not zero... 15a^3/25a
Just plain a is like a a^1. When you divide powers, you subtract exponents. a^3 a^1 gives you a^2 15/25=3/5 3/5 a^2
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