Respuesta :

Answer:

f(x) = 7/9*(x-1)² + 3

Step-by-step explanation:

vertex (1 , 3)  : (h , k)

quadratic function: y = a(x-h)² + k

pass (4 , 10): 10 = a(4-1)² + 3

                    10 = 9a + 3

                    a = 7/9

Function: f(x) = 7/9*(x-1)² + 3