document.write( "Question 64111: Hi! Could someone please help me with this problem.
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document.write( "Let x=4,y=-3 and z=2\r
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document.write( "xy^2-3z^2
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document.write( "(xy)^2(-3z)^2 \n" );
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Algebra.Com's Answer #44805 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! xy^2-3z^2 ......=4*(-3)^2-3(2)^2=4*9-3*4=36-12=24 \n" ); document.write( "-----------.........--------------------------------------------------------- \n" ); document.write( "(xy)^2(-3z)^2...=(4*-3)^2(-3*2)^2=-12^2*-6^2=144*36=5184 \n" ); document.write( "24/5184=1/216 \n" ); document.write( " |