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minaa712 · Mar 17, 2008, 12:27 AM

I don't know how to do this Problem
(Properties of Rational Exponents; Algebra2)

3＾√375+3^√81:confused:

galactus · Mar 17, 2008, 08:28 AM

Here's one way. Assuming this is what you mean. What are you supposed to do? Simplify, I suppose?

$3^{sqrt{375}}+3^{\sqrt{81}}$

$3^{\sqrt{15\cdot{25}}}+3^{9}$

$3^{5\sqrt{15}}+3^{9}$

$243^{\sqrt{15}}+243\cdot{3^{4}}$

You can arrange it how you like by using various exponent laws.