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February 1, 2015

February 1, 2015

Posted by **Madalyn** on Wednesday, April 8, 2009 at 10:53am.

Amplitude: 3

Period: 2pi/3

Phase Shift: -pi/2

Am I right?

- Pre Cal. -
**Reiny**, Wednesday, April 8, 2009 at 11:08amyes

Although I would personally like to see it written as

y = -3cos 3(x + pi/2)

that way the phase shift sort of hits you in the face.

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