document.write( "Question 909603: Hi! I believe this is the correct category.
\n" ); document.write( "For some reason my answers are not matching up.
\n" ); document.write( "I am to graph the quadratic function, identify the axis of symmetry, and the coordinates of the vertex
\n" ); document.write( "For y=-x^2+5x-3
\n" ); document.write( "I got the axis of symmetry, -5/2
\n" ); document.write( "I got the y-intercept of (0,-3)
\n" ); document.write( "I got the x-intercept of 43/4
\n" ); document.write( "What am I doing wrong?
\n" ); document.write( "Thank you!
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Algebra.Com's Answer #551944 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!
y=-x^2+5x-3 y-intercept(when x = 0) is -3
\n" ); document.write( "y = -(x-5/2)^2 + 25/4 - 12/4
\n" ); document.write( "y = -(x-5/2)^2 + 13/4
\n" ); document.write( "0= -(x-5/2)^2 + 13/4
\n" ); document.write( "x = 5/2 ± sqrt(13)/2
\n" ); document.write( "the vertex form of a Parabola opening up(a>0) or down(a<0), \"y=a%28x-h%29%5E2+%2Bk\"
\n" ); document.write( "where(h,k) is the vertex and x = h is the Line of Symmetry\r
\n" ); document.write( "\n" ); document.write( "axis of symmetry, x = 5/2
\n" ); document.write( "y-intercept, -3
\n" ); document.write( " x-intercepts: 5/2 ± sqrt(13)/2
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