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Math 140 - College Algebra
Section DE - Spring 2012


Wednesday, May 2, 2012
  • Lecture notes on graphs of rational functions are now posted.
Monday, April 30, 2012
  • Lecture Notes posted: on graphing polynomials 2.
Friday, April 27, 2012
  • The Final Exam (same as Exam 4) Information and Final Review are now posted.
Wednesday, April 25, 2012
  • Review for Quiz 10 is now posted.
  • Lecture Notes posted: on inverse functions.
  • The final exam information and review for the final exam will be posted by Saturday morning. For the final exam, also study review for Exam 3 and reviews for Quizzes7-10.
Monday, April 23, 2012
  • New lecture notes posted: on graphing polynomials.
Friday, April 20, 2012
  • Lecture notes for exponential equations are updated. Check out the new version, it has more samples and practice.
Wednesday, April 18, 2012
  • Review for Quiz 9 is now posted.
Wednesday, April 11, 2012
  • Review for Quiz 8 is now posted.
Monday, April 9, 2012
  • Lecture notes posted on limits at infinity.
Wednesday, March 28, 2012
  • Exam 3 Information and Review for Exam 3 are now posted.
Monday, March 26, 2012
  • Lecture notes posted on rational inequalities.
Wednesday, March 21, 2012
  • Review for Quiz 7 is now posted.
  • Also posted:lecture notes on exponential equations and radical equations.
Monday, March 19, 2012
  • Lecture notes posted on logarithms.
  • Extra credit assignment: Use the number 2 exactly three times with any number of any operations to generate any positive integer.
Wednesday, March 14, 2012
  • Review for Quiz 6 is now posted.
  • Also posted:lecture notes on basic functions and their graphs.
Monday, March 12, 2012
  • Lecture notes posted on domains of functions and the quadratic formula.
Wednesday, March 7, 2012
  • Review for Quiz 5 is now posted.
Wednesday, February 29, 2012
  • Also posted: lecture notes on basic percent problems and logarithms.
  • Also posted: Exam 2 Information and Review for Exam 2.
Monday, February 27, 2012
  • New lecture notes posted: on quadratic inequalities.
Wednesday, February 22, 2012
  • Also posted: lecture notes on non-linear systems and circles.
  • Also posted: Review for Quiz 4.
Monday, February 13, 2012
  • New lecture notes posted: on graphing parabolas - part 2 and optimization.
Wednesday, February 8, 2012
  • Exam 1 Information and Review for Exam 1 are now posted.
  • Also posted: lecture notes on writing equations of lines.
Monday, February 6, 2012
  • New lecture notes posted: on graphing parabolas.
Wednesday, February 1, 2012
  • Review for Quiz 3 is now posted. Also posted: lecture notes on completing the square and the Pythagorean Theorem.
Monday, January 30, 2012
  • New lecture notes posted: on radical expressions and on completing the square - part 3.
  • To make this page easier to use, some of the older announcements were deleted from here. They are all available at the new link titled "Announcements".
Wednesday, January 25, 2012
  • Review for Quiz 2 is now posted. Also posted: lecture notes on completing the square and factoring 1.
Monday, January 23, 2012
  • New lecture notes posted: on decimals and fractions.
  • Extra Credit Assignment:
    1. Find the decimal presentation of 1/7.
    2. Explain why EVERY rational number's decimal presentation is either terminating or repeating.
Wednesday, January 18, 2012
  • Homework for Monday: Questions.
Tuesday, January 3, 2012
  • Welcome to the course! My name is Marta Hidegkuti and I will be the instructor of this course. Please monitor this web site regularly because all announcements and handouts will be made available here. When viewing this site, push the refresh button to access the most recent documents.