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104/184 Quiz #3 - P2 October 22/23 First Name: Last Name: Student-No: Section: Grade: Very short answer questions 1. 2 marks Each part is worth 1 mark. Please write your answers in the boxes. (a) Differentiate log4 (x4 + 1) Answer: (b) Evaluate sec 5π 6 Answer: Short answer questions — you must show your work 2. 4 marks Each part is worth 2 marks. (a) The position of an object moving horizonatally after t is given by f (t) = sin(3t ). Find its initial acceleration at t = 0 seconds. Answer: (b) If 2p + 3q = 100, find the marginal revenue at q = 20. Answer: Long answer question — you must show your work sin(2x ) 3. 4 marks Find y if x sin(y ) = . y 0 3 Answer: