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1.

2.

3.

4.

thank you for taking the time to help me!

 Feb 13, 2019
 #1
avatar+17332 
+1

1  Amp = 3/4   from the equation

2 Midline of cos is USUALLY at y = 0    this one is shifted UP by 5

3 frequency =  2/2pi = 1/pi

4 the wave takes 8pi to make one complete up and down cycle    period = 8pi

 Feb 13, 2019

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