document.write( "Question 158250: simplifying (x^-3y) over(xz^-4)all of that to the ^-2 power \r
\n" ); document.write( "\n" ); document.write( " will be x^8 y^-2 over z^8 (you need to change the y^-2 to y^2 and place it in the demoninator.\r
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\n" ); document.write( " but how do i simplify
\n" ); document.write( " it with only having positive
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Algebra.Com's Answer #116630 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
[(x^-3y)/(xz^-4)]^-2
\n" ); document.write( "(x^6y^-2)/(x^-2z^8)
\n" ); document.write( "(x^8y^-2)/z^8
\n" ); document.write( "x^8/(y^2z^8)\r
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