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Mathematics 12 Online
OpenStudy (anonymous):

NEED HELP WITH GRAPHING y=-1 + sin (2x + pi) in [0,2pi]

OpenStudy (mrnood):

sin of any number can only vary from +/- 1 so -1 + sin (anything) can vary from -2 to 0 OK?

OpenStudy (mrnood):

so all the "-1" does is shift the graph down by 1|dw:1416075692096:dw|

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