Precalculus
MA115 Fall 2022: Northern Michigan University

Notes from lectures are found by clicking on the corresponding day/week. Blank activities we work on in class are in the bulleted list below the corresponding day. Study guides and practices exams all can be found here.

Class Notes

Week 1
  • Exercises: Basics
  • Monday
  • Wednesday
  • Thursday
  • Friday
  • Week 2
  • Monday: Holiday
  • Wednesday: Quadratics
  • Thursday: Function composition
  • Friday: Inverses / Composition / Factoring
  • Week 3
  • Monday: Factoring rational, algebra
  • Wednesday: Lines
  • Thursday:
  • Friday: Quadratics
  • Week 4
  • Monday:
  • Wednesday:
  • Thursday: Exam Preview
  • Friday: Exam 1
  • Week 5
  • Monday: Asymptotes
  • Wednesday: Long Division / Zeros /
  • Thursday More asymptotes / Long Division
  • Friday
  • Week 6
  • Monday:
  • Wednesday:
  • Thursday:
  • Friday:
  • Week 7
  • Monday
  • Wednesday
  • Thursday
  • Friday:
  • Class Notes

    Week 8
  • Monday
  • Thursday:
  • Friday:
  • Week 9
  • Monday
  • Wednesday
  • Thursday
  • Friday
  • Week 10
  • Monday
  • Wednesday
  • Thursday
  • Friday
  • Week 11
  • Monday
  • Wednesday
  • Thursday
  • Friday
  • Week 12
  • Monday: Trigonometry: Identities
  • Wednesday Trig identities
  • Thursday Trig equations and identities
  • Friday Modeling with trig functions
  • Week 13
  • Monday: law of sines & cosines
  • Wednesday: law of sines & cosines
  • Thursday: Applications
  • Friday: Exam preview
  • Week 14
  • Monday:
  • Wednesday:
  • Thursday: Exam preview
  • Friday: Exam preview
  • Study Guides

  • Exam 1 | Solutions
  • Exam 2 | Solutions
  • Exam 3 | Solutions
  • Exam 4 | Solutions
  • Final | Solutions