f(x) -8-7 6 -5-4-3 2 -8 -7 6 5 -3 10 -1 -2 -3 -4 5 6 -7 -8 1 2 3 4 5 678 Each funciton has a vertex. What is the height of the higher vertex? Of(x) has the higher vertex at 4. O g(x) has the higher vertex at 22. ➜X Of(x) has the higher vertex, because g(x) does not have a vertex. O f (x) increases without bound, so the height of its vertex is infinite. g(x) = −2x² + 6x

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