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September 17, 2014

September 17, 2014

Posted by **sam** on Wednesday, January 12, 2011 at 11:24am.

- algebra -
**HLN**, Wednesday, January 12, 2011 at 11:29amJust 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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