Consider the Function $$y = \cos 3 x$$ Specify the Period

question 11

Multiple Choice

Consider the function $$y = \cos 3 x$$ . Specify the period.

• A) \[\frac { \pi } { 3 }\]
• B) \[\frac { 2 \pi } { 3 }\]
• C) \[\frac { 6 \pi } { 7 }\]
• D) \[2 \pi\]
• E) \[- \frac { 2 \pi } { 3 }\]

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