Question 2(Multiple Choice Worth 1 points) (07.03 MC) Lacey has $36 to spend. She buys a pair of sunglasses for $14.89 and a hat
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The periodicity of function is
<em><u>Solution:</u></em>
Given that we have to find the period of function
<em><u>Given function is:</u></em>
<em><u>Use the below formula:</u></em>
Thus,
Now find the periodicity of cos(x)
We know that,
periodicity of cos(x) =
Therefore,
Thus the periodicity of function is