document.write( "Question 1186202: ``Suppose z varies directly with x and inversely with the square of y. If z=12 when x=4 and y=4, what is z when x=8 and y=10?\r
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Algebra.Com's Answer #817086 by josgarithmetic(39620)\"\" \"About 
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\n" ); document.write( "z varies directly with x and inversely with the square of y. If z=12 when x=4 and y=4, what is,...
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\n" ); document.write( "\n" ); document.write( "k, variation constant\r
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\n" ); document.write( "\n" ); document.write( "\"z=kx%2Fy%5E2\"\r
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\n" ); document.write( "\n" ); document.write( "\"zy%5E2%2Fx=k\"\r
\n" ); document.write( "\n" ); document.write( "\"k=12%2A4%5E2%2F4\"\r
\n" ); document.write( "\n" ); document.write( "\"k=12%2A4\"\r
\n" ); document.write( "\n" ); document.write( "\"k=48\"\r
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\n" ); document.write( "\n" ); document.write( "\"highlight_green%28z=48%28x%2Fy%5E2%29%29\"
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