Question: Which of the following is the correct identity for cotangent?

Options:

1. cot(x) = cos(x)/sin(x)
2. cot(x) = sin(x)/cos(x)
3. cot(x) = 1/tan(x)
4. cot(x) = tan(x)/1

Correct Answer: cot(x) = cos(x)/sin(x)

Solution:

cot(x) = cos(x)/sin(x) is the correct identity.