Free High School Math Trig / Pre Calc Help Videos

Please browse through our collection of Free High School Math Trig / Pre Calc help videos below. To access the math help videos, please sign up for a free MathVids.com account. If the lesson you would like is not available, suggest a lesson to us.

Change of Base
(Trig / Pre Calc)
  • Currently 4.0/5 Stars.
Created by MrA (K-12 Teacher)
70 views, 1 rating
An explanation of how bases (ie: Base 10, Base 2...
Unit Circle
(Trig / Pre Calc)
  • Currently 5.0/5 Stars.
Created by MrA (K-12 Teacher)
152 views, 1 rating
An introduction to the unit circle and unit circle trigonometry....
Graphs of Rational Functions
(Trig / Pre Calc)
  • Currently 4.0/5 Stars.
Created by puppyfun (K-12 Teacher)
63 views, 2 ratings
This lesson provides some information on graphing rational functions, finding...
Translations of Sine and Cosine Functions
(Trig / Pre Calc)
  • Currently 3.0/5 Stars.
Created by puppyfun (K-12 Teacher)
68 views, 1 rating
Examples of the amplitude, period, phase shift, and vertical shift...
Solving Radical Equations and Inequalities
(Trig / Pre Calc)
  • Currently 3.0/5 Stars.
Created by puppyfun (K-12 Teacher)
41 views, 1 rating
Examples of solving radical equations and inequalities
Solving Rational Inequalities
(Trig / Pre Calc)
  • Currently 3.0/5 Stars.
Created by puppyfun (K-12 Teacher)
37 views, 1 rating
Solving rational inequalities by using a point cut method.