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September 25, 2016
Posted by **katie ** on Monday, August 29, 2011 at 7:10pm.

- algebra -
**Henry**, Wednesday, August 31, 2011 at 6:41pmV(h,k) = V(1,4), P(0,3).

Y = a(x - h)^2 + k.

P(0,3).

Y = a(0 - 1)^2 + 4 = 3,

a + 4 = 3,

a = -1.

Eq: Y = -1(x - 1)^2 + 4. Vertex Form.

Y = -x^2 + 2x - 1 + 4.

Y = -x^2 + 2x + 3.

Solve using Quadratic Formula:

X = -1, and 3.

Or (-1,0), and(3,0)

Input = X.

Output = Y.

(x,y)

(-3,-12)

(-2,-5)

(2,3)

(4,-5)