math
posted by tammy on .
Find the vertex of the parabola.
y = 2x2 + 12x  13

Use the equation vertex=b/2a.
b would be 12
a would be 2
That gets you the x value of the vertex, which is 3. Plug in 3 for x now to get y.
y=2(3)^2+12(3)13
y=36+3613
y=59.
Your vertex is (3,59).