Produce graphs of f that reveal all the important aspects of the curve. Then use calculus to find the following. (Enter your answers using interval notation. Round your answers to two decimal places.) f(x) = 8 sin(x) + cot(x),    −π ≤ x ≤ π a) Find the interval of increase. b)Find the interval of decrease. c) Find the inflection points of the function.

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