Math 142 Instructor J. Lewis
One on one tutoring
by math majors, $10/hour, send an email to caflisch@tamu.edu
Class Notes
Fall 2011 syllabus
Suggested Homework
8-1 and 8-2 homework for the last week
Take Home Quiz 10
Final Exam Review
Optimization problems for Final Exam Review
Final Exam Review and Optimization solutions
10 a and 10 b have some
errors in the numerators: 10a f
'(x)=-21/(3x-6)^2 f "(x)=
126/(3x-6)^3 10b f '(x)=-18?(x^2-4)^2
Exam 3 solutions White test
Exam 3 solutions Yellow test
Correction to work-out #2. C is 54.8 which was used in the grading. I
miswrote it on this key.
Pre Exam 3
Take Home Quiz 8 due tues Nov 15
Take Home Quiz 9 due Tues Nov 22
Exam 3 Review
#6 was edited at 7:20 am on Nov. 17 Exam 3 Review solutions
In Class Exam 3 Review
Solutions to In Class Exam 3 Review
Pre Exam 2
Quiz 4 due Tues Oct. 11 Keys to Quizzes 4 and 5
Quiz 5 due Tues Oct 18
Quiz 6 due Tues Oct 25
Exam 2 Review
Exam 2 Review solutions corrected in 16b and 20c at 2pm on Oct 26, 2011
In Class Exam 2 Review
In Class Exam 2 Review solutions Correction: In 4c the derivative needs to be multiplied by 1/ln(10)
Some elasticity examples
Key to Exam 2 white test Key to Exam 2 Yellow test
Key to Ex 1 white test
Key to Exam 1 yellow test
Pre Exam 1
Quiz 1 Take Home Quiz
Due Thurs Sept 8 Correction to problem 2: The point labeled (4, 6) should be labeled (7 , 6).
Correction 4/25=0.16, not 0.016
Quiz 2 Take Home Quiz
Help is legal
due Tues Sept 20
Quiz 3 Take Home Quiz due Sept 27 The point at x=2 should be (2,2.5), not (2,4)
Keys to quizzes 1, 2 and 3
Exam 1 Review out of class In Class Exam 1 Review
Exam 1 is
Thurs, Sept 29 over sections 1.1, 1.2, 2.1 through 2.3, 3.1
through 3.6 and 4.1
Exam 1 Review solutions
In class Exam 1 Review solutions
reposted on 9-28 11 am