Using Rules 5.1, show that if (x>0) and (y <0) then (x y <0), and that if

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Using Rules 5.1, show that if $x>0$ and $y<0$ then $x y<0$, and that if $a>b>0$ then $\frac{1}{a}<\frac{1}{b}$.

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A Concise Introduction To Pure Mathematics

ISBN: 9781498722926

4th Edition

Authors: Martin Liebeck

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Question Posted: May 19, 2024 05:01 AM

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Using Rules 5.1, show that if (x>0) and (y <0) then (x y <0), and that if

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A Concise Introduction To Pure Mathematics

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