document.write( "Question 303082: Find a quadratic equation with the following roots: 4 and -5 \n" ); document.write( "
Algebra.Com's Answer #217231 by nerdybill(7384)\"\" \"About 
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Find a quadratic equation with the following roots: 4 and -5
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\n" ); document.write( "If you had solutions of 4 and -5 then two factors are:
\n" ); document.write( "(x-4) and (x+5)
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\n" ); document.write( "Multiply them together to get the quadratic equation:
\n" ); document.write( "(x-4)(x+5)
\n" ); document.write( "x^2 + 5x -4x - 20
\n" ); document.write( "x^2+x-20
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