document.write( "Question 389611: Use the quadratic formula to solve the equations:
\n" ); document.write( " 0 = x2 + x - 20\r
\n" ); document.write( "\n" ); document.write( " 0 = x2 - 5x + 6
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Algebra.Com's Answer #276138 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( "Hi,
\n" ); document.write( "Using the quadratic formula
\n" ); document.write( "\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"
\n" ); document.write( " x^2+x-20 = 0
\n" ); document.write( "\"x+=+%28-1+%2B-+sqrt%28+81%29%29%2F%282%29+\"
\n" ); document.write( "\"x+=+%28-1+%2B-9+%29%2F%282%29+\" x = -10/2 = -5 and x = 8/2 = 4
\n" ); document.write( " x^2 - 5x + 6 = 0
\n" ); document.write( "\"x+=+%285+%2B-+sqrt%28+1%29%29%2F%282%29+\"
\n" ); document.write( "\"x+=+%285+%2B-+1%29%2F%282%29+\" x = 6/2 = 3 and x = 4/2 = 2\r
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