document.write( "Question 223222: Write cube route of 16 in the form 2 to the k, k E Q \n" ); document.write( "
Algebra.Com's Answer #166952 by Edwin McCravy(20055)\"\" \"About 
You can put this solution on YOUR website!
Write \"root%283%2C16%29\" in the form \"2%5Ek\", k∊Q
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document.write( "Use the rule: \"root%28n%2Cx%29=x%5E%281%2Fn%29\"\r\n" );
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document.write( "\"root%283%2C16%29=16%5E%281%2F3%29\"\r\n" );
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document.write( "Now use the fact that \"16=2%5E4\",\r\n" );
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document.write( "\"root%283%2C16%29=16%5E%281%2F3%29=%282%5E4%29%5E%281%2F3%29\"\r\n" );
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document.write( "Use the rule that \"%28x%5Em%29%5En=x%5E%28mn%29\"\r\n" );
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document.write( "\"root%283%2C16%29=16%5E%281%2F3%29=%282%5E4%29%5E%281%2F3%29=2%5E%284%2F3%29\"\r\n" );
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document.write( "Edwin
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