Josh Thompson
Assistant Professor: Northern Michigan University
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Math 104 - Winter 2014 - Notes Page

Class Notes

  • Exercises and Solutions
  • Online Lectures

    The links point to videos from the Khan Academy

    Trigonometry

    The main trig page of the Khan Academy contains the links below and much more. Watch each of these videos before you begin the WeBWork.

  • Basic Trigonometry
  • 6.1: Measuring Angles in degrees & radians
  • 6.1: Converting between degrees & radians
  • 6.2: Right Angle Trigonometry
  • 6.2: Soh-Cah-Toh
  • 6.2: Sine,Cosine,Tangent,Secant,Cosecant,Cotangent
  • 6.2: Problem solving using trigonometry.
  • 6.3: The Unit Circle and trig functions of any angle
  • 6.3: The Unit Circle and sine and cosine
  • 6.3: The sign of sine, cosine and cosecant
  • 6.4: The graph of the cosine function.
  • 6.4: The graph of the sine function
  • 6.5: The graphs of other trig functions
  • 6.6: Inverse Trigonometric functions: Arcsine
  • 6.6: Inverse Trigonometric functions: Arccos
  • 6.6: Inverse Trigonometric functions: Using the calculator
  • Analytic Trigonometry

    The trig identity page of the Khan Academy contains the links below and much more. Watch each of these videos before you begin the WeBWork.

  • Trig Identities I
  • Trig Identities II
  • A word problem requiring trig
  • Trig Identity Exercises
  • The Law Sines and The Law of Cosines

  • 8.1: Law of Sines
  • 8.2: Law of Coines
  • Math in the Media

  • What's wrong with the lowest common denominator?
  • Math you can touch
  • A Dangerous Intersection
  • Super Cool Hexaflexagons
  • More Awesomeness form Vi Hart
  • Miscellaneous Notes

  • What is this number below?\[e = ???\]
  • Joseph Kittinger holds several records for his daring parachute jump from 102,000 feet in 1960. Here is an exponential function (rough) model of his heroics.

  • A skydiver's position and the exponential\[v(t) = 614(1 - e^{-0.2 t})\]
  • Study Guides