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Math 143 CD - Fall 2012




Monday, December 3, 2012
  • Practice sheet posted: on graphing trigonometric functions.
Wednesday, November 28, 2012
  • Practice sheet on inverse trigonometric expressions is now posted.
  • Also posted: Extra Credit Assignment 8.
Monday, November 26, 2012
  • Lecture notes posted: on graphing rational functions.
Wednesday, November 21, 2012
  • Review for Quiz 21 is now posted.
  • Also posted: Exam 4 Information and Review for Exam 4.
  • Lecture notes posted: on graphing polynomials 2 and on graphing trigonometric functions.
Monday, November 19, 2012
  • Review for Quiz 20 is now posted.
  • Lecture notes posted: on inverse functions.
Wednesday, November 14, 2012
  • Review for Quiz 19 is now posted.
  • Lecture notes posted: on solving triangles and on graphing polynomials.
Monday, November 12, 2012
  • Review for Quiz 18 is now posted.
  • The lecture notes on limits at infinity have been updated. Make sure to download and study the new version.
  • Lecture notes posted: on division of polynomials.
Saturday, November 10, 2012
  • Exam 3 results are now posted on Blackboard.
Thursday, November 8, 2012
  • Monday's quiz is cancelled. For Wednesday's quiz, study the reviews for Quiz 16 and Exam 3.
Monday, November 5, 2012
  • Lecture notes posted: on limits at infinity.
  • Also posted: Review for Quiz 16.
Wednesday, October 31, 2012
  • New lecture notes posted: on geometric sequences.
  • Also posted: Exam 3 Information and Review for Exam 3.
Monday, October 29, 2012
  • Lecture notes posted: on rational inequalities.
Wednesday, October 24, 2012
  • New lecture notes posted: on exponential equations and on tangent lines.
  • Also posted: Review for Quiz 15.
  • Extra Credit Assignment: Use algebra to find the points of tangency in the two tangent lines drawn to the circle (x - 1)2 + (y - 3)2 = 5 from the point P (-4,-2).
Monday, October 22, 2012
  • Lecture notes posted: on trigonometric identities and the proof of the sum formulas.
  • Also posted: Review for Quiz 14.
Wednesday, October 17, 2012
  • New lecture notes posted: on trigonometric equations, on logarithms, and on graphing basic trigonometric functions.
  • Review for Quiz 13 is now posted.
  • Extra Credit assignment: use the number 2 any exactly three times with any operations any number of times to express any positive integer n.
Monday, October 15, 2012
  • Lecture notes posted: on computing trigonometric expressions, and on basic percent problems.
  • Also posted: Review for Quiz 12.
Wednesday, October 10, 2012
  • Review for Quiz 11 is now posted.
Monday, October 8, 2012
  • Lecture notes posted: on basic trigonometric equations.
  • Also posted: Review for Quiz 10.
Wednesday, October 3, 2012
  • Exam 2 information and Exam 2 Review are posted.
  • Lecture notes posted: on basic functions and on symmetries of the unit circle.
Monday, October 1, 2012
  • Lecture notes posted: on circles and on simplifying trigonometric expressions.
Wednesday, September 26, 2012
  • Review for Quiz 9 is posted.
  • Lecture notes posted: on logarithms and domains of functions.
Monday, September 24, 2012
  • Quiz 6 Review had a typo in it. In question #6) the other side should be 50 and NOT 45.
  • Review for Quiz 8 is posted.
  • Lecture notes posted: on trigonometric identities and sectors and arcs in circles.
  • Extra credit Assignment 7 is now posted. Check it out!
Wednesday, September 19, 2012
  • Review for Quiz 7 is posted.
  • Also posted: Extra Credit Assignment 6
Monday, September 17, 2012
  • Review for Quiz 6 is posted.
  • Lecture notes posted: on famous trigonometric values and practice on rational exponents.
Wednesday, September 12, 2012
  • Lecture notes posted: on on arithmetic sequences, on the quadratic formula and right triangle trigonometry.
  • Also posted: Extra Credit Assignment 5.
Monday, September 10, 2012
  • Exam 1 is postponed to take place on Wednesday, September 19. Study! Quiz 5 is cancelled.
  • Exam 1 Information and Exam 1 Review are now posted.
  • Lecture notes posted: on factoring 2, on non-linear systems, and on radical equations.
Wednesday, September 5, 2012
  • Review for Quiz 4 is now posted.
  • Lecture notes posted: on basic Percent Problems, on quadratic inequalities, on circles, and on optimization.
Thursday, August 30, 2012
  • Quiz 2 Review had a typo in it. In problem #12 a), the problem should say the shortest side is 12 (and not the hypotenuse). This was fixed this morning, so if you are downloading the review now, it is correct. If you have already downloaded the quiz review, please fix the error.
Wednesday, August 29, 2012
  • Review for Quiz 3 is now posted.
  • Lecture notes posted: on writing equations of straight lines, on similar triangles, graphing parabolas 2, and on systems of linear equations.
  • Also posted: practice on integer exponents.
  • Extra Credit assignment: prove that there exist two points, such that the graph of
    y=mx2-4mx+3m+2 passes through them for all values of the parameter m.
Monday, August 27, 2012
  • Quiz 2 Review is now posted.
  • Lecture notes posted: on the Pythagorean Theorem, graphing parabolas (1), on completing the square (part 4) and on quadratic word problems.
  • 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".
Thursday, August 23, 2012
  • Effective Monday morning, our class moved to Room 3150.
Wednesday, August 22, 2012
  • New hadout posted: Course Outline - check it out! This document summarizes what happened on each class. The handouts mentioned are links, so it can be used as a study guide. The Course Outline is updated after each class.
  • Review for Quiz 1 is now posted. Make sure to ask questions about it on Monday's class!
  • Lecture notes posted: on completing the square (parts 1, 2, and 3), Factoring 1, on graphing straight lines, on linear word problems, and on radical expressions.
  • For extra credit: we have solved the equation 3x2-4x-2=0 in class. Check the greater solution using exact values.
Monday, August 20, 2012
  • Homework for Wednesday: Click on the link titled Questions and fill out the survey.
  • Extra credit assignment:
    1. Prove that the set of all rational numbers is closed under addition, subtraction, multiplication, and division.
    2. Prove that all rational numbers have a decimal presentation that is either terminating or repeating.
  • Lecture notes posted: on fractions and decimals, exponents, and on solving equations.
Monday, August 13, 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.