document.write( "Question 1097067: Write the Quadratic Equation in Standard Form\r
\n" ); document.write( "\n" ); document.write( "Standard Form: f(x)=a(x-h)^2 + k\r
\n" ); document.write( "\n" ); document.write( "f(x)=-(x^2 +2x -3)
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Algebra.Com's Answer #711464 by josgarithmetic(39620)\"\" \"About 
You can put this solution on YOUR website!
If you have your function in the form, y=ax^2+bx+c and you want to change the form so that you can read and 'see' the vertex and symmetry axis then you could use Completing The Square.\r
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\n" ); document.write( "\n" ); document.write( "\"f%28x%29=-%28x%5E2%2B2x-3%29\"
\n" ); document.write( "term to complete the square will be \"%282%2F2%29%5E2=1\".\r
\n" ); document.write( "\n" ); document.write( "\"-%28x%5E2%2B2x%2B1-1-3%29\"
\n" ); document.write( "\"-%28x%5E2%2B2x%2B1-4%29\"
\n" ); document.write( "\"-%28%28x%2B1%29%5E2-4%29\"
\n" ); document.write( "\"-%28x%2B1%29%5E2%2B4\"
\n" ); document.write( "-
\n" ); document.write( "\"highlight%28f%28x%29=-%28x%2B1%29%5E2%2B4%29\"\r
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\n" ); document.write( "\n" ); document.write( "This shows \"system%28a=-1%2Ch=-1%2Ck=4%29\".
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