ECON 1530 Exam Solutions Fall 2018: Quotient Rule, Coefficient, Inflection

• School: York University
• Department: Economics
• Course: ECON 1530
• Professor: All

Document Summary

Sign this question sheet at the bottom and return inside your answer booklet. Note that there are 200 possible marks on the exam. Question 1. (10 marks) (a) write the equation of the linear function that passes through the point (4, 2) and ( 2, 4). (b) sketch and label the function. Question 2. (10 marks) use a sign diagram to nd the domain of f(x) = ln( x+3 x 5 ). Question 3. (20 marks) the demand for electric cars is given by d(p) = 400p 1. 5. (a) Question 4. (15 marks) find the inde nite integrals of the following functions and verify your answers (a) f(x) = 6x4 + 2x (b) h(x) = 3ex/2 (c) g(x) = 5/x. Question 6. (5 marks) verify if the following inde nite integral is correct (cid:2) (cid:3) (cid:4) 18(3x + 2)(1 + x)e6x + 4/x dx = (3x + 2)2e6x + 4 ln|x| + c.