document.write( "Question 322200: If you have the solutions: -3 and -2, what would the quadratic equation be? \n" ); document.write( "
Algebra.Com's Answer #230649 by Edwin McCravy(20055)![]() ![]() You can put this solution on YOUR website! \r\n" ); document.write( "We just do it backwards:\r\n" ); document.write( "\r\n" ); document.write( "If we had started with a quadratic equation,\r\n" ); document.write( "solved it and found the solutions were -3 and -2, \r\n" ); document.write( "we would have ended up with this:\r\n" ); document.write( "\r\n" ); document.write( " x = -3 and x = -2\r\n" ); document.write( "\r\n" ); document.write( "Before that, we would have had these two equations:\r\n" ); document.write( "\r\n" ); document.write( " x + 3 = 0 and x + 2 = 0 \r\n" ); document.write( "\r\n" ); document.write( "Before that, we would have had this product:\r\n" ); document.write( "\r\n" ); document.write( " (x + 3)(x + 2) = 0\r\n" ); document.write( "\r\n" ); document.write( "Before that we would have had that FOILed out\r\n" ); document.write( "before it was factored:\r\n" ); document.write( "\r\n" ); document.write( " x2 + 5x + 6 = 0\r\n" ); document.write( "\r\n" ); document.write( "Edwin\n" ); document.write( " |