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CK-12 Foundation
Ck 12: Trigonometry: Amplitude
[Free Registration/Login may be required to access all resource tools.] Find the amplitude of a sine or cosine curve.
CK-12 Foundation
Ck 12: Precalculus Concepts 2.0
A complete high school Precalculus Concepts course. Includes 'Related Modalities' for each lesson that teach the same concept in different ways. The text materials follows Algebra II and comes before Calculus or Statistics. The content...