value of } f^{\prime}(5) ? \text { 3) On what interval(s) is } f \text { increasing/decreasing? Justify your answer. } \text { s) On what interval(s) is } f \text { concave up/down? Justify your answer. } ) (2pts) Give the x-coordinates of any local maxima and any local minima (and specify which one each is). What is the value of f(9)?
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