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Mathematics 8 Online
OpenStudy (anonymous):

Find the equation of the cosine function with amplitude of 2/3,period of 3pi,phase of shift of -2pi,and vertical shift of 1/3 units down.

zepdrix (zepdrix):

|dw:1351142804453:dw| Hmmmm so here is the form we're trying to squeeze it into. So can you fill in the blanks for each piece based on the info they gave us? :D

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