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Bumek [7]
3 years ago
6

The domain of y = cos x is _______.

Mathematics
1 answer:
Lana71 [14]3 years ago
6 0

ANSWER

d. The set of all real numbers

EXPLANATION

The basic cosine function ,

y =  \cos(x)

is continuous everywhere.

The function is defined for all real values of x.

The domain is the set all values of x that will make the function defined.

The domain is all real numbers.

The correct choice is D.

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