document.write( "Question 456096: How do I graph the equation x^2-x-6 = 0?\r
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document.write( "Christine \n" );
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Algebra.Com's Answer #313092 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! How do I graph the equation y = x^2-x-6 ? \n" ); document.write( "Thank you very much. \n" ); document.write( "--- \n" ); document.write( "y-intercept: \n" ); document.write( "Let x = 0, then y = 0-0-6 = -6 \n" ); document.write( "gives you the point (0,-6) \n" ); document.write( "------ \n" ); document.write( "x-intercepts: \n" ); document.write( "Solve x^2-x-6 = 0 \n" ); document.write( "Factor: \n" ); document.write( "(x-3)(x+2) = 0 \n" ); document.write( "x = 3 or x = -2 \n" ); document.write( "----------------------- \n" ); document.write( "Gives you points: (3,0) and (-2,0) \n" ); document.write( "--- \n" ); document.write( "Plot those three points and sketch a parabola opening up through them. \n" ); document.write( " \n" ); document.write( "============================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |