Question 21 (4 points) Listen Find the indefinite integral: f 4 - 22 + sinx - 3" dx Omx - 4 - cost - + cosz - In 3 . 3" + C In x - - COST - In 3 O - 2x + cos z In 3 +CQuestion 22 (4 points) Listen Evaluate the limit: lim sin (e ) O Oo O 1 Ooo None of theseQuestion 24 (4 points Listen Integrate the following: dx O X 2 +1 O In 16 2 In 17 2 In 17 Im16Question 25 (4 points) Listen Find the x-values at the absolute extrema of f(x) = In x- x on the interval [e , e']. no absolute extrema absolute maximum at x = 1, absolute minimum at x = ed O no absolute maximum, absolute minimum at x = 1Question 23 (4 points) () Listen Suppose that the point P(a, f(a ) ) is a local maximum point for the function y = f(x). Then, which of the following must be true? Of" (a) changes from positive to negative at P Of' (ac) changes from negative to positive at P Of" (ac) changes from negative to positive at P Of' (a) changes from positive to negative at P Of(a) changes from negative to positive at P Questi