document.write( "Question 923984: pls help me to answer. if x^2-3x+1=0, find the value of x^2+1 \n" ); document.write( "
Algebra.Com's Answer #560527 by josgarithmetic(39618)\"\" \"About 
You can put this solution on YOUR website!
\"x%5E2-3x%2B%283%2F2%29%5E2-%283%2F2%29%5E2%2B1=0\", for completing the square;
\n" ); document.write( "\"%28x-3%2F2%29%5E2=%283%2F2%29%5E2-1\"
\n" ); document.write( "\"%28x-3%2F2%29%5E2=9%2F4-4%2F4\"
\n" ); document.write( "\"%28x-3%2F2%29%5E2=5%2F4\"
\n" ); document.write( "\"x-3%2F2=0%2B-+%281%2F2%29sqrt%285%29\"
\n" ); document.write( "\"x=3%2F2%2B-+%281%2F2%29sqrt%285%29\"\r
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\n" ); document.write( "\n" ); document.write( "Look again at the original quadratic equation.
\n" ); document.write( "\"x%5E2%2B1=3x\", and you already see the solution obtained for x.\r
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\n" ); document.write( "\n" ); document.write( "\"highlight%28x%5E2%2B1=9%2F2%2B-+%283%2F2%29sqrt%285%29%29\"
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