Find the possible equations of each of the following quadratics if their equation is of the form y = (x-h)^2 and their graph passes through the point:

a. (1,16)
b (3,9)

well, just plug in your numbers.

(a)
(1-h)^2 = 16
1-h = ±4
h = -3 or 5

Do (b) the same way.