Answer:
vertex = (3, 6 )
Explanation:
the equation of a parabola in vertex form is
y = a(x - h)² + k
where (h, k ) are the coordinates of the vertex and a is a multiplier
y = 2(x - 3)² + 6 ← is in vertex form
with h = 3 and k = 6 , then
vertex = (3, 6 )