asked 45.2k views
2 votes
What is the domain of y = cos X? O A. All real numbers OB. + NT O C. x + nT OD. -1 ≤ y ≤1 I​

asked
User YuriyP
by
8.2k points

1 Answer

3 votes

Answer:

The domain of y = cos x is the set of all real numbers.

Therefore, the correct option is O A. All real numbers.

Explanation:

The domain of y = cos x is the set of all real numbers.

Therefore, the correct option is O A. All real numbers.

answered
User Saurabh Sinha
by
7.8k points
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