SOLUTION: A Parabola Passes Through The Point -1,5 And Its Vertex Is At 0,-4 With A Horizontal Axis Of Symmetry. What Is The Equation Of The Parabola?

Question 1203843: A Parabola Passes Through The Point -1,5 And Its Vertex Is At 0,-4 With A Horizontal Axis Of Symmetry. What Is The Equation Of The Parabola?
Found 2 solutions by MathLover1, josgarithmetic:
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
given:
Passes through the point (,)
Vertex is at (,) => ,
If a parabola has a horizontal axis, the standard form of the equation of the parabola is this:

substitute ,

use given point to calculate

equation is:

Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
if vertical symmetry axis
if horizontal symmetry axis; vertex at (h,k).

Given vertex (0,-4)

Given included point on graph (-1,5)

Equation for the parabola

-

(Not carefully rechecked)
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