+0

0
27
1
+588

What is the frequency of the function f(x)?

f(x)=−2sin(x / 4)+3

Express the answer in fraction form.

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The frequency is B in the equation $$y=Asin(B(x-C))+D$$ . In your equation, there's no C, so $$\frac{x}{4}=B$$.