Question: Need help with this two hw question II X 2 5 13. Suppose the derivative of a function fis f'(x) = (x + 1)2(x -

Need help with this two hw question

II X 2 5 13. Suppose the derivative of a function fis f'(x) = (x + 1)2(x - 4)(x - 6)4. On what interval is f increasing? (In interval notation.) 14. For f(x) = -2x2 + 3x -1, evaluate lim f(x+h) - f(x) h->0 h
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