1. Lesson 5

1.3. Refresher

Mathematics 30-1 Module 4

Module 4: Foundations of Trigonometry

 

Refresher

 

This play button opens Common Factor.

Review Common Factor.


This play button opens Factoring ax squared plus bx plus c.

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permission of ExploreLearning

Review Modelling the Factorization of ax2 + bx + c.


This play button opens Solving Quadratic Equations: Factoring.

Review Solving Quadratic Equations: Factoring. Go into Tutorial and choose Factoring to Solve Quadratic Equations.


Work through the following examples of how to determine angles between 0° and  360° when given a trigonometric ratio:

  • Example 1: Equations of the Form cos θ = k, Where −1 ≤ k ≤ 1
  • Example 2: Equations of the Form sin θ = k, Where −1 ≤ k ≤ 1

     
    This play button opens Example 1.
     
    This play button opens Example 2.


Go back to the Are You Ready? section and try the questions again. If you are still having difficulty, contact your teacher.