document.write( "Question 89126: I can't get this problem right can you show me how to ork it?
\n" ); document.write( "Solve by using the quadratic formula. x2 = –5x + 11
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Algebra.Com's Answer #64782 by tutor_paul(519)\"\" \"About 
You can put this solution on YOUR website!
\"x%5E2=-5x%2B11\"
\n" ); document.write( "First, re-write the equation in standard form. Standard form is:
\n" ); document.write( "\"ax%5E2%2Bbx%2Bc=0\"
\n" ); document.write( "So, for your problem the standard form is:
\n" ); document.write( "\"x%5E2%2B5x-11=0\"
\n" ); document.write( "The quadratic equation is:
\n" ); document.write( "\"x=%28-b%2B-sqrt%28b%5E2-4ac%29%29%2F2a\"
\n" ); document.write( "In your case, a=1, b=5, and c=-11
\n" ); document.write( "So plug that in to the quadratic equation:
\n" ); document.write( "\"x=%28-5%2B-sqrt%285%5E2-%284%29%281%29%28-11%29%29%29%2F%282%2A1%29\"
\n" ); document.write( "Simplify:
\n" ); document.write( "\"x=%28-5%2B-sqrt%2825%2B44%29%29%2F2\"
\n" ); document.write( "\"highlight%28x=%28-5%2B-sqrt%2869%29%29%2F2%29\"
\n" ); document.write( "If you want to simplify this more, just plug the numbers into your calculator. But getting to this point is the important thing!
\n" ); document.write( "Good Luck,
\n" ); document.write( "tutor_paul@yahoo.com\r
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