1/xsquared ysquared + 1/xycubed / 1/xcub

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wildflower41001

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$1.00 1/xsquared ysquared + 1/xycubed / 1/xcub

From Mathematics: Algebra
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Due on Jul. 04, 2009
Asked on Jul 04, 2009 at 4:29:15PM

Q:
1/xsquared ysquared + 1/xycubed / 1/xcubed y -1/xy

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Posted by:

gallen765
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$1.00 here is you answer

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Posted on Jul 04, 2009 at 4:55:04PM

A:
Preview: ... ula for factoring the sum of cubes: x^3 + y^3 = (x+y)(x^2 - xy + y^2) x+y=1 and x^2 + y^2 = 2, so: x^3 + y^3 = (1)(x^2 + y^2 - xy) = 1(2 - xy) = 2 - xy How do w ...

The full tutorial is about 189 words long .

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sudipta

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$1.00 Correct answer

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Posted on Jul 04, 2009 at 5:05:45PM

A:
Preview: ... /(xy) = 1/(x^3 y) - x^2 / (x^3 y) = (1 - x^2)/(x^3 y) So, [1/( ...

The full tutorial is about 58 words long .