Question 322816
from the axis of symmetry ___ h = 3


from the y-intercept (x = 0) ___ 10 = a(0 - 3)^2 + k ___ 10 = 9a + k


from the x-intercept (y = 0) ___ 0 = a(2 - 3)^2 + k ___ 0 = a + k


subtracting equations ___ 10 = 8a ___ 5/4 = a


substituting ___ 0 = (5/4) + k ___ -5/4 = k