Let g x 173x cos 21x Use the 2nd derivative to determine whether the graph of g is concave up or concave down at the point where

Question

Let g x 173x cos 21x Use the 2nd derivative to determine whether the graph of g is concave up or concave down at the point where x 0 12 O Concave up O Concave down O There is an inflection point at x 0 12 O The graph has no concavity

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