SOLUTION: How do I make this fraction so that x+y is positive? Is that possible? {{{ 1/(x-y) }}} Thanks for the help! I really appreciate it!

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Question 335304: How do I make this fraction so that x+y is positive? Is that possible?

Thanks for the help! I really appreciate it!
Answer by solver91311(24713)   (Show Source): You can put this solution on YOUR website!


I'm not really sure I understand your question. Since and can be any real numbers (so long as ), you know nothing about whether or not.

I'm going to go out on a limb here and presume you mean that you are looking for some factor such that when is multiplied by in the form of that the result has a denominator of .





So:



Note that this expression retains the domain restriction.

John

My calculator said it, I believe it, that settles it
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