Monthly Archives: October 2017

(Includes after the test on Wednesday)   Topics: Sketching a complete graph of a polynomial Rational Functions and their graphs Solving polynomial inequalities using the same method we used to solve absolute value inequalities – see Section 1.4   A … Continue reading →

Test 2 is scheduled for the first 50 minutes or so of class on Wednesday 25 October. The review self-tests and answers (with some hints or partial solutions) are on this page. Of course you can also study the solutions … Continue reading →

Note: I am trying to find a way to display the synthetic division in this, but I want to post these notes already. I will update when I’ve found a way to do that. Topics: • review of homework problems … Continue reading →

I have notified various students that you do not have email addresses in WeBWorK, and you must put in your City Tech email address as soon as possible. (In fact, you were supposed to do this at the start of … Continue reading →

I’m including topics from the Wednesday 11 October class as well, since it never got a proper post!   Topics: Last time: (The link will take you to the web resources and video that I linked for that class) • … Continue reading →

UPDATE: In NY State, the deadline to vote in the November elections is this Friday 13 October 2017. If you want to vote in the 2018 primaries, you must register in that party NOW by Friday 13 November. The 2018 … Continue reading →

Here are some resources for today’s class: Long division with missing terms or divisor has degree > 1: (see also the videos linked last time) Mathbits notebook Synthetic division: Mathbits notebook Example from Patrick’s Just Math Tutorials   The factor … Continue reading →

By request, I am posting here some problems which I would like to have students put on the board next time, if you are interested. (This gives extra credit quiz points.) From Session 7, Exercise 7.4 (a-c) – any one … Continue reading →

Topics: • Reminders about how we find the domains of polynomials, rational functions, and radical functions from their formulas. Please see this previous post for my summary. • Polynomials: vocabulary. Most of this should be familiar to you from previous … Continue reading →

Topics: • More on composition of functions (Example 6.8 (a) and (c)) and finding domains of composite functions • Operating on functions using a table (Example 6.9) – we will see more functions using tables next time as well • … Continue reading →