document.write( "Question 252369: suppose that 1/x - 1/y = 1/z which of the following is equal to z ?\r
\n" ); document.write( "\n" ); document.write( "a y-x b x-y c y-x / xy d xy / y-x e xy / x-y
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Algebra.Com's Answer #184214 by palanisamy(496)\"\" \"About 
You can put this solution on YOUR website!
Given,
\n" ); document.write( " 1/x -1/y = 1/z
\n" ); document.write( " (y-x)/xy = 1/z
\n" ); document.write( " z = xy/(y-x)
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