document.write( "Question 860295: Y varies directly as x and inversely as the square of z. y=24 when x= 12 and z=2. Find y when x=64 and z=4. \r
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Algebra.Com's Answer #518386 by richwmiller(17219)\"\" \"About 
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y=kx
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\n" ); document.write( "24=k*12 k=2
\n" ); document.write( "24=m/2 m=48\r
\n" ); document.write( "\n" ); document.write( "y=2*64=128 when x=64
\n" ); document.write( "y=48/4=12 when z=4\r
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