What is 'cotx'?
cot is a short way to write 'cotangent'. This is the reciprocal of the trigonometric function 'tangent' or tan(x).
Therefore, cot(x) can be simplified to 1/tan(x).
Using trigonometric rules, an alternative way to write 1/tan(x) is cos(x)/sin(x).
So cot(x) = 1/tan(x) = cos(x)/sin(x)
LG
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