document.write( "Question 1123436: \n" ); document.write( "
Algebra.Com's Answer #739756 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "\"+2+%2816+x%5E2+-+1%29%2812x%5E2%2Bx%29=%2816+x%5E2+%2B+1%29%2816+x%5E2+-+1%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"+2+%2812x%5E2%2Bx%29=16+x%5E2+%2B+1\"\r
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\n" ); document.write( "\n" ); document.write( "\"+24x%5E2%2B2x=16+x%5E2+%2B+1\"\r
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\n" ); document.write( "\n" ); document.write( "\"+24x%5E2%2B2x-16+x%5E2+-+1=0\"\r
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\n" ); document.write( "\n" ); document.write( "\"+8x%5E2%2B2x+-+1=0\"\r
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\n" ); document.write( "\n" ); document.write( "\"+8x%5E2+-2x%2B4x-+1=0\"\r
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\n" ); document.write( "\n" ); document.write( "\"+%288x%5E2+-2x%29%2B%284x-+1%29=0\"\r
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\n" ); document.write( "\n" ); document.write( "\"+2x%284x+-1%29%2B%284x-+1%29=0\"\r
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\n" ); document.write( "\n" ); document.write( "\"%282x+%2B+1%29+%284x+-+1%29+=+0\"\r
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\n" ); document.write( "\n" ); document.write( "solutions:\r
\n" ); document.write( "\n" ); document.write( "if \"%282x+%2B+1%29+=+0\"->\"2x=-1\"->\"highlight%28x=-1%2F2%29\"=>real solution\r
\n" ); document.write( "\n" ); document.write( "if \"+%284x+-+1%29+=+0\"->\"4x=1\"->\"x=1%2F4\"-> since \"+%284x+-+1%29\" is denominator, it's not solution; so \"x%3C%3E1%2F4\" \r
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