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Florine
Lv 5
I'm blanking, what is cot (x) = 0 and cot (x) = undefined?
cot (x) = 0: x = pi/2 + pi n right?
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- rotchmLv 74 weeks agoFavorite Answer
cot = cos/sin.
This equals 0 when cosx = 0 . Thus x = ?
cot = undef when the sin = 0.
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