Instructor: Li Wang

Email: lwang@math.ubc.ca

Office hours: Monday, Wednesday, Friday 16:00-17:00 and by appointment in AA 126

Common course page for
**MATH184 Differential Calculus for Social Science and Commerce**(a lot of important information here).

Class time: Monday, Wednesday, Friday 15:00-16:00 in
LSK 201

**Announcements:**

**Written Assignment:**

Section3.11: 24, 29

Section4.1: 52, 62

Section4.2: 70

Assignment1 solution

Assignment2 solution

Section4.5: 57

Section9.1: part(a) of 17, 42

Section3.10: 22, 26

Assignment3 solution

**Quiz:**

Quiz1 solution

Quiz2 solution

**Midterm:**

**Lecture notes:**

Sep06,Sep 08: Exponential, Inverse function, Logarithmic Functions.

Sep11 : The business problem

Sep13 : Limits.

Sep15 : Computing Limits.

Sep18 : Continuity.

Sep20 : Intro to Derivative.

Sep22 : Sketch Derivative.

Sep25 : Differential Rules.

Sep27 : Product and Quotient Rules.

Sep29 : Derivative of Trig functions

Oct02 : Rates of change.

Oct04 : Growth Model and Marginal cost.

Oct06 : Chain Rule.

Oct11 : Implicit Differentiation.

Oct13 : Derivative of Exponential Functions.

Oct16 : Derivative of Logarithmic Functions

Oct18 : Price Elasticity of Demand. notes on Elasticity of Demand.

problems on Elasticity of Demand and on Continuous Compound Interest(with answers).

Oct20 : Exponential Model.
notes on Exponential Model

Oct23 : More on Exponential Model, and continuous compound interest. Related Rates. Problems on Related Rates in business(with answers)

Oct25 : More on Related Rates and Maxima and Minima.

Oct27 : Maxima and Minima.

Oct30 : Section 4.2, First Derivative Test.

Nov01 : Section 4.2 Concavity.

Nov03 : Section 4.2 Continued

Nov06 : Section 2.4, 2.5 Horizontal and Vertical Asymptotes.

Nov08 : Section 4.3 Sketching Function.

Nov10 : Section 4.3 Continued.

Nov15 : Section 4.4 Optimization.

Nov17 : Section 4.5 Linear Approximation.

Nov20 : Section 4.5 Linear Approximation Continued.

Nov22 : Section 4.5 Taylor Polynomial.

Nov24 : Section 4.5 Taylor Polynomial Continued.

Last week : Review.

**Resources:**

Piazza: An online forum for the class, where you can ask questions, and answer other students questions here. To access piazza, you will need to register Piazza signup link and the access code : W17-184.

Math Learning Center: The Math Learning Centre (or MLC for short), located at LSK 301, 302, is a space for undergraduate students to study math together, with support from tutors, who are graduate and undergraduate students in the math department MLC.