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Find all values of t in [0, 2π] for which cot^2 t=3.

Mathematics
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Comment: Use the unit circle after solving for cot t.
|dw:1364673366899:dw|
thats a 30-60-90 degree triangle

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Other answers:

so cot t = +/- sqrt3
t = 30 degrees (first quadrant)
or pi/6 radians
can u find all the values in the given range?
(√3/2, 1/2)?
you can draw the unit circle: |dw:1364673919061:dw|
the value of t in 2nd quadrant = 5pi/6 or 150 degrees ( 180-30 degrees)

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