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December 21, 2014

December 21, 2014

Posted by **Anne** on Sunday, August 5, 2012 at 2:10am.

x^3 - 8

-----------------------

x^2 + xy - 2x - 2y

- Algebra -
**Steve**, Sunday, August 5, 2012 at 6:40amx^3-8 = (x-2)(x^2 + 2x + 4)

x^2 + xy - 2x - 2y = (x-2)(x+y)

so, the fraction is

x^2+2x+4

-------------

x+y

as long as x-2 and x+y are not zero

- Algebra -
**Teresa**, Sunday, August 5, 2012 at 9:14am-6x+5=47 x

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