Use the Concavity Theorem to determine where the given function is concave up and where it is concave down. Also find all inflection points.T(t) = 2t - t3
A. Concave up on (-?, 0) ? (1, ?), concave down on (0, 1); inflection points (0, 0), (1, 2)
B. Concave up on (-?, 0), concave down on (0, ?); inflection point (0, 0)
C. Concave up on (0, ?), concave down on (-?, 0); inflection point (0, 0)
D. Concave down for all t, no points of inflection
Answer: B
Mathematics
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