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May 22, 2015

Homework Help: Math-please help!!

Posted by Kate on Thursday, August 4, 2011 at 6:58am.

Normally, the first 3 key points of a sine curve are (0,0), (90,1), and (180,0). If the function is changed to y=-2sin(3x-120)+5, the key points given above change to...

Please explain this to me so that I can do it myself.

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