Question: (a) Write | x | = √x2 and use the Chain Rule to show that (b)If f(x) = | sin x |, find f(x) and

(a) Write | x | = √x2 and use the Chain Rule to show that


dx

(b)If f(x) = | sin x |, find f€™(x) and sketch the graphs of f and f€™. Where is f not differentiable?
(c)If g(x) = sin | x |, find g€™(x) and sketch the graphs of and g€™. Where is not differentiable?

dx

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