document.write( "Question 329286: Solve by completing the square:\r
\n" ); document.write( "\n" ); document.write( "x^2-x-42=0 \n" ); document.write( "

Algebra.Com's Answer #236081 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"x%5E2-x-42=0\"$
\n" ); document.write( " $\"%28x%5E2-x%2B1%2F4%29-42=1%2F4\"$
\n" ); document.write( " $\"%28x-1%2F2%29%5E2=168%2F4%2B1%2F4\"$
\n" ); document.write( " $\"%28x-1%2F2%29%5E2=169%2F4\"$
\n" ); document.write( " $\"x-1%2F2=0+%2B-+13%2F2\"$
\n" ); document.write( " $\"x=1%2F2+%2B-+13%2F2\"$
\n" ); document.write( " $\"x=14%2F2\"$ and $\"x=-12%2F2\"$
\n" ); document.write( " $\"x=7\"$ and $\"x=-6\"$ \n" ); document.write( "

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