Question: a 2 McDer Period: Dat g Target: I can create the graph of a cosine function and determine the amplitude and period of the function

a 2 McDer Period: Dat g Target: I can create the graph of a cosine function and determine the amplitude and period of the function by an tion and/or a given equation. m Up 1: Use the unit circle to evaluate the exact values of the trig functions below. Recall: the x-value of the coordinate point on the unit circle IS cose. 1. COS 2. COs( 1IT 6 = 3. What is the amplitude of the y = -3cos(2x) ? Exploration Activity: Discovering the Graph of a Cosine Function 1: Use the unit circle values to complete the chart

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