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Mathematics
lydiabowld52
Feb 4, 2018, 11:13:40 PM
20

what is the period of the graph of the equation y=3cos2x

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(1) Answers
lyssie11234
Feb 5, 2018, 12:53:22 AM

[latex]the\ period\ cosx\ is\ 2\pi\\\\the\ period\ 3cosx\ is\ 2\pi\\\\the\ period\ 3cos2x\ is\ 2\pi:2=\pi\leftarrow Answer[/latex]

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