document.write( "Question 911126: I need to solve and graph this quadratic function but can't. Here it is y = x^2 - 5x + 4 \n" ); document.write( "

Algebra.Com's Answer #552850 by josgarithmetic(39625) $\"\"$ $\"About$

You can put this solution on YOUR website!
http://www.algebra.com/my/Completing-the-Square-to-Solve-General-Quadratic-Equation.lesson?content_action=show_dev\r
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\n" ); document.write( "\n" ); document.write( "Find x intercepts by solving the equation in standard form with y=0.
\n" ); document.write( "Find y intercept by just evaluating y for x=0.
\n" ); document.write( "The positive coefficient on the degree-2 term means that the vertex is a minimum.\r
\n" ); document.write( "\n" ); document.write( "Discriminant, $\"%28-5%29%5E2-4%2A1%2A4=25-16=9\"$ is a perfect square and a positive value, telling you that the graph has two x-axis intercepts and they are integers.\r
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\n" ); document.write( "\n" ); document.write( " $\"graph%28300%2C300%2C-6%2C10%2C-6%2C10%2Cx%5E2-5x%2B4%29\"$ \n" ); document.write( "

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