document.write( "Question 83217: What expression raised to the fourth power
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Algebra.Com's Answer #59781 by Edwin McCravy(20056)\"\" \"About 
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document.write( "What expression raised to the fourth power \r\n" );
document.write( "is \"81x%5E12y%5E8%2A2%5E16\"?\r\n" );
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document.write( "Let \"E\" be the required expression:\r\n" );
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document.write( "\"E%5E4+=+81x%5E12y%5E8%2A2%5E16\"\r\n" );
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document.write( "Write the \"81\" as \"3%5E4\"\r\n" );
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document.write( "\"E%5E4+=+3%5E4x%5E12y%5E8%2A2%5E16\"\r\n" );
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document.write( "Solve for \"E\" by raising both sides to the \"1%2F4\" power\r\n" );
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document.write( "\"%28E%5E4%29%5E%281%2F4%29+=+%283%5E4x%5E12y%5E8%2A2%5E16%29%5E%281%2F4%29\"\r\n" );
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document.write( "Multiply each inner exponent by the outer exponent:\r\n" );
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document.write( "\"E%5E1=3%5E1x%5E3y%5E2%2A2%5E4\"\r\n" );
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document.write( "Erase the 1 exponents\r\n" );
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document.write( "\"E=3x%5E3y%5E2%2A2%5E4\"\r\n" );
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document.write( "Write the \"2%5E4\" as \"16\"\r\n" );
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document.write( "\"E=3x%5E3y%5E2%2A16\"\r\n" );
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document.write( "Multiply the \"3\" by the \"16\"\r\n" );
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document.write( "\"E=48x%5E3y%5E2\"\r\n" );
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document.write( "The desired expression is \"48x%5E3y%5E2\"\r\n" );
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document.write( "Edwin
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