document.write( "Question 310072: The equation is: y = 1x2+4x+3\r
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document.write( "The parabola graph puts it as: x= -1, -3.\r
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document.write( "The equation didn't have negative numbers in it in the first place. So why does the graph make them negatives? \n" );
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Algebra.Com's Answer #221770 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! y = x2+4x+3 \n" ); document.write( "The parabola graph puts it as: x= -1, -3. \n" ); document.write( "The equation didn't have negative numbers in it in the first place. So why does the graph make them negatives? \n" ); document.write( "--------------- \n" ); document.write( " \n" ); document.write( "Find where y = 0: \n" ); document.write( " \n" ); document.write( "(x+3)*(x+1) = 0 \n" ); document.write( "For the product to be 0, either x+3 = 0 or x+1 = 0 \n" ); document.write( "x+3 = 0 \n" ); document.write( "x = -3 \n" ); document.write( "------- \n" ); document.write( "x+1 = 0 \n" ); document.write( "x = -1 \n" ); document.write( " \n" ); document.write( " |