[Solution Library] Find the open intervals on which f is increasing or decreasing Find, if any, local maximum and local minimum Find the open intervals
Question: Find the open intervals on which f is increasing or decreasing Find, if any, local maximum and local minimum Find the open intervals on which f is concave up or concave clown find, if any, all inflection points Use the above information to graph the function
Let \(f\left( x \right)=-2\cos x-{{\cos }^{2}}x,\,\,\,-\pi \le x\le \pi \) .
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