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QUESTION
f(x) = 1/x+2 Concave up? Concave down?
f(x) = 1/x+2
Concave up?
Concave down?
Any help would be appreciated!
12x1f x 2x2f x 3xf x 0f x Concave up: 0, Concave down: , 0 No inflection points 1x21f x 2 x 2 If f x f x 2 x 2Concave up: 2, Concave down: , 2 3 No inflection points