Question: Graph each quadratic function. Give the vertex, axis, domain, range, and largest open intervals of the domain over which the function is increasing or decreasing.

Graph each quadratic function. Give the vertex, axis, domain, range, and largest open intervals of the domain over which the function is increasing or decreasing.

(a) ƒ(x) = -2(x + 3)2 - 1 

(b) ƒ(x) = 2x2 - 8x + 3

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