Question: Suppose that f (x) = x 2 + 2x - 8 (a) What is the vertex of f? (b) What are the x-intercepts of the

Suppose that f (x) = x2 + 2x - 8

(a) What is the vertex of f?

(b) What are the x-intercepts of the graph of f?

(c) Solve f(x) = - 8 for x. What points are on the graph of f?

(d) Use the information obtained in parts (a)-(c) to graph f(x) = x2 + 2x - 8.

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