gsacosta0108
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what is the domain of f(x)=cos(x)? A. the set of real numbers -2pi ≤ x ≤ 2pi B. the set of real numbers -1≤x≤1 C. the set of real numbers 0≤x≤2pi D. the set of all real numbers

Respuesta :

nonsibi

The domain for cosine is all real numbers because you can go around the unit circle forever and stop at any point on the circle.

Answer: D

bayosanuade

Answer: D. the set of all real numbers

Step-by-step explanation:

The domain of cos x and sine x are set of real numbers , that is the domain is

{-∞ , +∞}