document.write( "Question 420251: Use the quadratic formula to solve the equation
\n" ); document.write( "2x^2-5x=-7
\n" ); document.write( "the solution set is \n" ); document.write( "
Algebra.Com's Answer #293707 by mananth(16946)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "2x^2-5x=-7
\n" ); document.write( "2x^2-5x+7
\n" ); document.write( "Find the roots of the equation by quadratic formula\r
\n" ); document.write( "\n" ); document.write( "a= 2 , b =-5 , c = 7 .\r
\n" ); document.write( "\n" ); document.write( "b^2-4ac= -31\r
\n" ); document.write( "\n" ); document.write( "\"x=%28-b%2B-sqrt%28b%5E2-4ac%29%29%2F%282a%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"x1=%285%2Bsqrt%28-31%29%29%2F%284%29\"\r
\n" ); document.write( "\n" ); document.write( "x1= 1.25 + 1.39194109 i
\n" ); document.write( "...
\n" ); document.write( "\"x2=%285-sqrt%28-31%29%29%2F%284%29\"\r
\n" ); document.write( "\n" ); document.write( "x2= 1.25 - 1.39194109 i\r
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