MAT 120 WEEK 6 DISCUSSION

MAT 120 WEEK 6 DISCUSSION 
Find the vertex of the function f(x) = -2x^2 - 12x +- 28.  You’ll need to put it in the form of f(x)= a(x - h)^2 + k.  Explain how you use this to find the vertex and how to graph the equation of the quadratic.  What does “a” tell you?  Describe the graph.

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