Grade 12 Math Studies Calculus Option Comprehensive Test Show your work! page 1 [30 marks total] (DL, 2002) Name ................................................................... Date ................................... 1) If the velocity of a particle is given by v(t ) 6t 2 t 3 , find: a) The average rate of change of the velocity during the third second. b) Find the velocity at t = 2.1 and 2.01 v(2.1) = c) t = 2.1 [3] [4] v(2.01) = Find the average acceleration between t = 2 and ... [4] t = 2.01 d) From part (c), estimate the exact acceleration at t = 2 [1] e) Find the equation for a(t ) , acceleration as a function of time [2] f) Hence confirm the exact acceleration at t = 2 (show how) [2] g) If s(1) 6.8 , find the equation for s (t ) , displacement (position) as a function of time [5] Grade 12 Math Studies Calculus Option Comprehensive Test Show your work! page 2 [30 marks total] (DL, 2002) 2) Choose only one of the following two problems (work and answers on another sheet): [4] a) b) 3) Draw a rough sketch below of the function from the information in the following table: x f (x) f ' (x) 0 2 positive 2 4 0 4 ... positive 5 7 0 [5] 6 ... negative What are the special names of each of the two critical points? y (2, 4): .............................................. (5, 5): ................................................ x Grade 12 Math Studies Calculus Option Comprehensive Test Show your work! page 3 [30 marks total] (DL, 2002)