Trigonometry Equations/graph

label Mathematics
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Oct 8th, 2015

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amplitude 2

period pi/2, so b=4

k=1

y=a*cos(bx+h)+k

y= 2cos(4x)+1

Please let me know if you need any clarification. I'm always happy to answer your questions.
Oct 8th, 2015

For some reason it didn't let me post the question. Here is the question to the picture: 

Write two equations of the function pictured. One of your functions should describe the curve using a sine function and one should describe the curve using a cosine function. Be sure to use proper function notation. 

Oct 8th, 2015

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