SOLUTION: The vertex of this parabola is at (-4, -1). When the y-value is 0, the x-value is 2. What is the coefficient of the squared term in the parabola's equation?

Question 956072: The vertex of this parabola is at (-4, -1). When the y-value is 0, the x-value is 2. What is the coefficient of the squared term in the parabola's equation?
Answer by josgarithmetic(39618) (Show Source): You can put this solution on YOUR website!
Standard Form Equation

Simplify a bit,

Solve for a and evaluate using the other given point (2,0).

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