document.write( "Question 390011: Find a if x^2-5x+a=0 has equal roots. \n" ); document.write( "

Algebra.Com's Answer #276578 by ankor@dixie-net.com(22740) $\"\"$ $\"About$

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Find a if x^2-5x + a = 0 has equal roots.
\n" ); document.write( "Just like completing square; divide the coefficient of x by 2 and square it
\n" ); document.write( "x^2 - 5x + $\"25%2F4\"$ = 0 (a = $\"25%2F4\"$ )
\n" ); document.write( "Factors to
\n" ); document.write( "(x - $\"5%2F2\"$ )(x - $\"5%2F2\"$ )
\n" ); document.write( "x = $\"5%2F2\"$
\n" ); document.write( " \n" ); document.write( "

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