Question

HELP ASAP....NO TROOLING PLS

what is the vertex form of the quadratic function that has a vertex at (3,4) and goes through the point (4,2)

Answer 1

y=-2(x-3)^2+4

Explanation:

Vertex form: y=a(x-h)^2+k

y=a(x-3)^2+4

2=a(4-3)^2+4

2=a+4

a=-2