document.write( "Question 91958: What expression raised to the fourth power is 81x^12y^8z^16? \n" ); document.write( "

Algebra.Com's Answer #66969 by ankor@dixie-net.com(22740) $\"\"$ $\"About$

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81x^12y^8z^16?
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\n" ); document.write( " $\"81%2Ax%5E12%2Ay%5E8%2Az%5E16\"$ ; note that 3^4 = 81
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\n" ); document.write( "Find the 4th root of each term
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\n" ); document.write( " $\"81%5E%281%2F4%29%2Ax%5E%281%2F4%2A12%29%2Ay%5E%281%2F4%2A8%29%2Az%5E%281%2F4%2A16%29\"$
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\n" ); document.write( " $\"3%2Ax%5E3%2Ay%5E2%2Az%5E4\"$
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\n" ); document.write( "Check:
\n" ); document.write( " $\"%283%2Ax%5E3%2Ay%5E2%2Az%5E4%29%5E4\"$ = $\"81%2Ax%5E12%2Ay%5E8%2Az%5E16\"$
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