3 years ago

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

Mathematics

1 answer:

Molodets [167]3 years ago

6 0

$the\ period\ cosx\ is\ 2\pi\\\\the\ period\ 3cosx\ is\ 2\pi\\\\the\ period\ 3cos2x\ is\ 2\pi:2=\pi\leftarrow Answer$

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