Question

Write a quadratic function in vertex form whose graph has the vertex (1,2) and passes through the point (3,10)

Answer 1

y= 2(x-1)^2 +2

Explanation:

a= y-2/(x-1)^2

a=10-2/ (3-1)^2 = 8/4 =2

y= 2(x-1)^2 +2