OC userin Calculus·24 Aug 201812 12. If f'(2) = ln x - 3.c then f(x) is concave up on bon a los 123 cm et (A) (0,5) (B) (,0) (C) ; }) (D) (0,00) (E) none of the above
OC userin Calculus·21 Aug 20182 marks A25. If f has a continuous derivative on the interval (-5, 10), f'(-5) = -1 and f'(10) = 1, which of the following statements is necessarily true? A: f is increasing on (-5, 10] B: f(c) = 0 for some c in (-5, 10) C: f is concave up on the interval [-5, 10] D: The graph of f has a vertical asymptote between -5 and 10 E: The graph of f has a horizontal tangent between -5 and 10
OC userin Calculus·20 Aug 2018(2 marks) A19. Determine lim (n.) A: 2 B; }|C: 1 D: 0 | E: does not exist
OC userin Calculus·18 Aug 20183. If f(0) = tans, then the following is a critical number (also called critical point) of f(x): (A)0 (B) 7/2 (C) –7/2 (D) 7/4 (E) none of (A) to (D)
OC userin Calculus·20 Aug 201833. Find the absolute maximum and minimum values of f(x) = xe-x2/8 on the interval [-1, 4). n 11.9
OC userin Calculus·9 Aug 201838. Find the volume of the solid obtained by rotating the region bounded by the curves y = r2 and x = y2 about the line y = 1.
OC userin Calculus·8 Aug 201811. The range of the function f(x) = e-eis (A) (0,1) (B) (0,00) (C) (-1,0) (D) (-00,00) (E) none of (A) to (D)
OC userin Calculus·9 Aug 20185. If rey = r -y then the value of when r = 1 and y=0 is (A) 0 (B) 1/2 (C) 1 (D) 2 (E) none of the above
OC userin Calculus·6 Aug 2018(2 marks) A14. Evaluate [** Vtan? r – see? r +Idr. A: 0 B: C: 2/2 D: does not exist E: 1
OC userin Calculus·3 Aug 20185. The function f(3) = 1| defined on the real axis (A) is differentiable everywhere (B) is continuous everywhere (C) has an absolute minimum and an absolute maximum (D) is one-to-one (E) none of (A) to (D)