Single Answer MCQ
Q-00051679
Which of the following is true about the function cot(x)?
1
It is the reciprocal of sin(x)
2
It is always positive
3
It has the same period as sin(x)
4
It is undefined where sin(x) = 0
Answer and Solution
Answer
D. It is undefined where sin(x) = 0
Solution:
cot(x) is undefined where sin(x) = 0, specifically at nπ.
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