principal solutions 2 videos
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Fundamental Counting Principal
Precalculus Topics in Discrete Math
How to use the fundamental counting principal.
combination tree diagram fundamental counting principal -
Trigonometric Equations that Require Factoring
Precalculus Advanced Trigonometry
How to solve a sine equation by factoring: 4 [sin(theta)]^2 = 2.
trigonometric equations factoring the unit circle principal solutions periodicity
