Question 841112
<pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
-0.5x^2+4x+10
<u>-(x^2-4x+16)</u>
 -1.5x^2 + 8x - 6  |Recommend putting this in vertex form by completing the square
Increasing prior to the vertex point...
 {{{ (-3/2)(x-8/3)^2 + 14/3 }}}   V(8/3, 14/3)
{{{drawing(300,300,   -6, 6, -6, 6, grid(1), 
circle(1, .5,0.2),
circle(8/3,14/3, 0.2),
graph( 300, 300, -6, 6, -6, 6, 0,-1.5(x-8/3)^2 + 14/3 ))}}}