Please help me with these math questions. The answer has to be one of the multiple choice or fill in the blank, please help me get the correct answer so take your time. Thank you.

Question 1(Multiple Choice Worth 2 points) (08.03) The function f is continuous on the interval [2, 10] with some of its values given in the table below. Use a trapezoidal 10 approximation with 4 trapezoids to approximate f f(x) dx. 2 X 2 4 7 9 10 f(x) 0 3 8 15 18 O 30.5 O 78.0 O 40.0 O 59.0Question 2(Multiple Choice Worth 2 points) (08.01) The graph of y = f'(x) is shown below. List the intervals where the graph of f is decreasing. O ( 4, -2) O (- 2, 2) O ( 4, 0) O (0, 4)Question 6(Multiple Choice Worth 2 points) (08.01) The graph of f '(x) is continuous and increasing with an x-intercept at x = 5. Which of the following statements must be true? O The graph of f is always concave up. The graph of f has an inflection point at x = 5. O The graph of f has a relative maximum at x = 5. O None of these is true.Question 7(Multiple Choice Worth 2 points) (06.02) Which of the following statements is true? The volume of the solid formed by rotating the region bounded by the graph of y = x2, x = 0, and y = 9 around the y-axis is I. It x2 dx Il. ntlydy Ill. n (9-y)dy O I only O lI only O Ill only O I and