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September 19, 2014

September 19, 2014

Posted by **Betty** on Friday, February 1, 2013 at 9:20pm.

- trigonometry -
**Reiny**, Friday, February 1, 2013 at 9:29pmthe basic shape is given by

y = 5 sin (1/2)x

the amplitude of that is 5 and its period is 4π or 720°

make a sketch of that , then

shift it to the left π units and then down 1 unit

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