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Answer :

Linandrew41go

The period of the function is the inverse of the frequency:

 ⇒ (in other words) [tex]period = \frac{1}{frequency}[/tex]

Since the period is 9.2s:

 [tex]Frequency = \frac{1}{period}=\frac{1}{9.2} =0.11_.Hz[/tex]

Answer: 0.11 Hz

Hope that helps!

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