Welcome Activity Pass out the WKS on:

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Presentation transcript:

Welcome Activity Pass out the WKS on: Finding the Equation of a Quadratic Function Given Three Points Directions: Find the values of a, b, and c if the parabola passes through the given points.

1)

2) Try this problem by setting up a system of equations.

3) (Solve this one by using the quadratic regression function of your calculator.)

HW Key: 1) 2) 3) 4)

Objectives & HW: The students will be able to rewrite the quadratic function in Vertex form using completing the square method. HW: p. 175: 6-12 even

Write each function in Vertex form using Completing the Square Method: 1)

2)

3)

4)