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December 21, 2014

December 21, 2014

Posted by **Reina** on Tuesday, August 5, 2008 at 8:57pm.

and

[(x^-1) + (y^-1)] /[(x^-1) - (y^-1)]

No idea where to begin simplifying. Suggestions and help are greatly appreciated.

- Simplifying (Math) -
**Damon**, Tuesday, August 5, 2008 at 9:26pm[ a + 8/a^2 ]/ [1 + 2/a ]

multiply top and bottom by a^2

[a^3 + 8a ] / [a^2 + 2 a ]

[a^2 + 8] /[ a^2 + 2 ]

[ 1/x + 1/y ]/[1/x - 1/y]

multiply top and bottom by x y

[y+x]/[y-x]

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