document.write( "Question 544648: simplify the fractional expression:\r
\n" ); document.write( "\n" ); document.write( "\"+sqrt%281%2B%28x%5E3+-+1%2F4x%5E3%29%5E2%29\"\r
\n" ); document.write( "\n" ); document.write( "This is the last question i have in this section an stumped on where to start. Tinking to start/:\r
\n" ); document.write( "\n" ); document.write( "\"+sqrt%281%2B%28x%5E6+-+1%2F4x%5E6%29%29\"
\n" ); document.write( "--
\n" ); document.write( "then\r
\n" ); document.write( "\n" ); document.write( "\"+sqrt%281%2B%28x%5E6%284x%5E6%29%2F4x%5E6+-+1%2F4x%5E6%29%29\"
\n" ); document.write( "--
\n" ); document.write( "next
\n" ); document.write( "simplify:\r
\n" ); document.write( "\n" ); document.write( "\"+sqrt%281%2B%284x%5E12+-+1%29%2F4x%5E6%29%29\"
\n" ); document.write( "---
\n" ); document.write( "\"+sqrt%284x%5E6%2F4x%5E6+%2B+%284x%5E12+-+1%29%2F4x%5E6%29%29\"
\n" ); document.write( "--
\n" ); document.write( "\"+sqrt%28%284x%5E6+%2B+4x%5E12-+1%29%29%2Fsqrt%284x%5E6%29%29\"
\n" ); document.write( "---
\n" ); document.write( "\"+sqrt%28%284x%5E6+%2B+4x%5E12-+1%29%29%2F%282%2Aabs%28x%5E3%29%29%29%29%29\"
\n" ); document.write( "--
\n" ); document.write( "Where do i go from here. Assuming i have done it correctly so far.
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Algebra.Com's Answer #355219 by friesr(113)\"\" \"About 
You can put this solution on YOUR website!
okay, took me a few tims thru but got the answer. Thanks to JBarnum for getting me thinking of factoring.\r
\n" ); document.write( "\n" ); document.write( "---\r
\n" ); document.write( "\n" ); document.write( "\"sqrt%28+1+%2B+%28x%5E3+-+1%2F%284x%5E3%29%29%5E2%29\"
\n" ); document.write( "---
\n" ); document.write( "factor (a - b)^2 = a^2 - 2ab - b^2
\n" ); document.write( "
\n" ); document.write( "-\r
\n" ); document.write( "\n" ); document.write( "\"sqrt%281+%2B+x%5E6+-+1%2F2+%2B+1%2F%2816x%5E6%29%29\"\r
\n" ); document.write( "\n" ); document.write( "-
\n" ); document.write( "combine like terms
\n" ); document.write( "\"sqrt%28x%5E6+%2B+1%2F%2816x%5E2%29+%2B+1%2F2%29\"
\n" ); document.write( "-
\n" ); document.write( "multiply thru by x^6/x^6 to get rid of the x^6 in the denominator
\n" ); document.write( "\"sqrt%28%28x%5E12+%2B+x%5E6%2F2+%2B+1%2F16%29%281%2Fx%5E6%29%29\"
\n" ); document.write( "---
\n" ); document.write( "let U = x^6\r
\n" ); document.write( "\n" ); document.write( "\"sqrt%28%28U%5E2+%2B+U%2F2+%2B+1%2F16%29%281%2FU%29%29\"
\n" ); document.write( "--
\n" ); document.write( "Factor
\n" ); document.write( "\"sqrt%28%28U+%2B+1%2F4%29%5E2+%281%2FU%29%29\"
\n" ); document.write( "-
\n" ); document.write( "\"%28U+%2B+1%2F4%29+%2A+sqrt%281%2FU%29\"
\n" ); document.write( "-
\n" ); document.write( "bring back in the X^6 in place of U.
\n" ); document.write( "\"%28x%5E6+%2B+1%2F4%29%2A+sqrt%281%2Fx%5E6%29\"
\n" ); document.write( "-
\n" ); document.write( "\"%28x%5E6%2B+1%2F4%29%2Fx%5E3\"
\n" ); document.write( "-\r
\n" ); document.write( "\n" ); document.write( "Multiply thru by 4/4 to get rid of 1/4 fraction
\n" ); document.write( "\"%284x%5E6+%2B+1%29%2F+4x%5E3\"
\n" ); document.write( "-
\n" ); document.write( "Simplify
\n" ); document.write( "\"%284x%5E6%29%2F%284x%5E3%29+%2B+1%2F%284x%5E3%29\"
\n" ); document.write( "--
\n" ); document.write( "\"x%5E3+=+1%2F%284x%5E3%29\" Solution
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