Let t be time in seconds The velocity function (in metres per second) is given by v(t) = 18t 30 for an elephant walking along a line' The distance travelled by this elephant during the time interval [0,3] is Select one: 0 a. 41 seconds 0 b. 9 metres 0 c. 41 metres 0 d. 41 metres 0 e. 9 metres 0 f. 12 metres Question 2 b Not yet If f (ac) is an even function, then f(x)dx = 2 /f(x)dxc. answered Marked out of O True 1.00 Flag_question O FalseQuestion 1 Let f be a continuous differentiable function on [-3, 4]. If f(-3) = f(4), then f is guaranteed Not yet to have answered Marked out of Select one: 1.00 O a. at least three critical numbers in the interval (-3,0). Flag_question O b. at least two critical numbers in the interval (-3,0). O c. a critical number in the interval (0,4). O d. a critical number in the interval (-3,0). O e. a critical number in the interval (-3,4).The graph of the function y : at) is shown and based on this, which of the following is true? O a. f has an absolute maximum at :1: = 2 O b. f has no critical point 0 c. f is discontinuous at a: : 0 0 d. f is a polynomial 0 e. f is not differentiable at a: = 0 O f. f has an absolute maximum at :13 : 0. 0 g_ f is an odd function 0 h. the derivative of f is never negative Question 5 2 Not yet For f(ac) = for x 3 0 answered Marked out of 1.00 Answer: Flag_