1. When you first arrive in class:
If you have any questions about the homework please put the question #’s on the board
If someone has already put your question # up, and you’d like to see an explanation, please put a check mark next to the problem
The idea being that problems that lots of people are finding difficult will be clearly marked
We’ll start with ≤ 10 minutes of Q+A
Math 110: Precalc 1

2. Instructor: Mike Panitz (mpanitz@cascadia.ctc.edu)
Math 110: Pre-Calculus 1
Instructor: Mike Panitz

3. Exam #1 This will be on Wednesday, April 18th
This is 1 week from today
Exam will take 1 – 1.5 hours
You will have the entire class period for the exam
You’re welcome to take more time, but we’ll have to move to a different 3:20pm
Math 110: Precalc 1

4. Exam #1: Grading
Grading will be more detail-oriented than on the homeworks
Probably about 10 questions, ~10 points/question
For all questions, ONE POINT for the correct answer
Remainder for SHOWING YOUR WORK and for CHECKING YOUR WORK
Checking (where possible) will be required, and worth points
I’ll try to make it clear on the exam which questions you HAVE to check your work on
You will need to write out any formulas, before you use them.
Math 110: Precalc 1

5. Calculators on Exams
You’re allowed/encouraged to use your graphing calculators on the exams
ALL MEMORY WILL BE CLEARED!!
So any programs that you’ve loaded into it will be removed.
This will be done immediately before each exam
Math 110: Precalc 1

6. Exam #1:Weekend Study Tips
Go through, and make sure you can answer, step by step, and explain, every question from the In-Class Exercises, homeworks, and book examples on the topics
Make sure that every you can fully answer every single TYPE of question
Not just ‘equations with radicals’, but
Equations with 1 radical ( )
Equations w/ 2 radicals ( )
Etc.
Math 110: Precalc 1

7. Today’s Topics Q+A Identifying Functions Functions: Domain, Range
Pictures, Ordered Pairs, Equations
Functions: Domain, Range
From equations / function notation
From graph
Vertical Line test
Review Linear Equations
Scatter Diagrams
Linear vs. nonlinear relations
Finding the line of best fit (with a TI-83)
Math 110: Precalc 1

8. Reading review for this class:
§ 2.2 – Functions
§ 2.3 – Graphs of a Function
§ Linear Function & Models
Reading for next class:
§ 3.1 – Quadratic Function & Models
Exam Review
Math 110: Precalc 1