Question 675757
<pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi
f(x)=2x^2+20x+52 =2x^2+20x + 50  -50 +52 = 2(x+5)^2 - 50 + 52 = 2(x+5)^2 + 2 ,  V(-5,2)
the vertex form of a Parabola opening up(a>0) or down(a<0): {{{y=a(x-h)^2 +k}}} 
where(h,k) is the vertex