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Chapter 8: (Relationships Among the Functions (Ways to simplify trig…
Chapter 8:
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Sine and Cosine Curves
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y=cos2x vs y=cosx: horizontal shrink as the x value is multiplied by 2 while the y value stays the same
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Ex: 4=8sin(3x) at an interval of 0≤x≤360 sinθ=0.5 θ=30,150deg x=10,50
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