. This item has not been answered. 5 Let F(x) = [* 4 cos(t²) dt. Use the Fundamental Theorem of Calculus to find F'(r). F'(x) = T Next item Answers Answer Points

Consider the function f(x) 3 cos(2r). (a) Find the derivative of f(r). (b) the interval .). Verify that the function satisfies the hypotheses of Rolle's Theorem on

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The second derivative of the function f is given by f" (x) = x² cos(Vx) – 2x cos(Vx) + cos(Vx). At what values of x in the interval (0, 3) does the graph of f have a point of inflection? (A 2.467 only B 1 and 2.467 1.443 and 2.734 1 and 1.962