document.write( "Question 247386: Using the discriminant, determine the number of x-intercepts the graph of the equation will have. Do not graph the equation.\r
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document.write( "y = x^2 - 4x + 3 \n" );
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Algebra.Com's Answer #180488 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! y = x^2 - 4x + 3 \n" ); document.write( "[b^2-4ac] is the determinate of a quadratic equation. \n" ); document.write( "-4^2-4*1*3 \n" ); document.write( "16-12=4 \n" ); document.write( "4>0 therefore there are 2 real number solutions & they are rational numbers because 4 is a perfect square. \n" ); document.write( " \n" ); document.write( " |