Category Archives: Uncategorized

I am posting the remaining problems from the Final Exam Review, and there are also problems from the Proving Trigonometric Identities worksheet over on Piazza. Also, if I post an instructor solution or if I mark a student solution “good answer” … Continue reading →

UPDATE: I have posted the remaining problems from the Proving Trigonometric Identities worksheet over on Piazza. You may submit a student solution for a homework point to any one of these (if it has not already got a student solution). … Continue reading →

(Copied from a post on the Piazza discussion board)   How to type in math formatting in Piazza: This is the easiest way to do it: do this if at all possible! Using a phone should be a last resort. … Continue reading →

This is one of the problems which are given in the Test 4 review. Please do not try to just memorize the words I have used here. Make sure that you understand what you are doing at each stage and … Continue reading →

Test 4 is scheduled for the first 50 minutes of class on Thursday 17 May. The self-tests are here: These are updated and slightly corrected as of 6 PM Friday, so please make sure that you are using this new … Continue reading →

Topics: • Using the Law of Cosines to find an angle in the SSS situation (Example 3, section 7.2) • Trigonometric Identities  (active learning worksheets) You can see the handout online here: trig-identities We worked through all of part (1), … Continue reading →

Topics: • Applications of trig equations to AC circuits (Handout) MAT1275SolvingTrigEquationsApplications We worked in class on the first two examples. Please complete the other two at home and bring them in next time. I will be collecting these (all four … Continue reading →

This post is delayed while I get some files in order for you. In the meantime, review what we worked on in class, and you cans start the WeBWorK (only 2 problems!) and this: Find all exact solutions in for … Continue reading →

Topics: • Reflecting the special right triangles into the four quadrants to get other important points on the unit circle • Angles (rotations) which terminate on an axis and the points on the unit circle • Now that we have … Continue reading →

(After Test 3) Please make sure that you check the posts for the last two classes, which contain links and notes and also homework you should do if you have not already done it! There is WeBWorK as well. Wednesday … Continue reading →