## Question

###### Find all the critical number(s) for f (1) = (22 _ 1) e-r_The derivative f' (2) is given below: Use it to answer questions about the function f (2).f' (x) = ~r(c 2)3 a) Find the intervals on which f is increasing and decreasing: (b) Find the intervals of concavity of the graph of y = f(z)

Find all the critical number(s) for f (1) = (22 _ 1) e-r_ The derivative f' (2) is given below: Use it to answer questions about the function f (2). f' (x) = ~r(c 2)3 a) Find the intervals on which f is increasing and decreasing: (b) Find the intervals of concavity of the graph of y = f(z)

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