document.write( "Question 43346: Stan,
\n" ); document.write( " To explain the problem you are unsure of (what I'm asking) is:\r
\n" ); document.write( "\n" ); document.write( "The problem would look like the fourth root of 81. However, there is a negative sign in front of the 4.\r
\n" ); document.write( "\n" ); document.write( "Does that help?
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Algebra.Com's Answer #28368 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
You probably want the following:\r
\n" ); document.write( "\n" ); document.write( "81^(-1/4)\r
\n" ); document.write( "\n" ); document.write( "The negative means \"invert\"; the 1/4 means \"take the 4th root\"
\n" ); document.write( "These operations may be done in any order.\r
\n" ); document.write( "\n" ); document.write( "Inverting first you get (1/81)^(1/4)
\n" ); document.write( "Then taking the 4th root you get 1/3\r
\n" ); document.write( "\n" ); document.write( "Taking the 4th root first you get 3^(-1)
\n" ); document.write( "Then inverting you get 1/3\r
\n" ); document.write( "\n" ); document.write( "In either case you get 1/3 as the answer.
\n" ); document.write( "Cheers,
\n" ); document.write( "stan H.
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