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OpenStudy (anonymous):
Sinx= -2/3 and cosx= sq root5/3. Find the exact value of cotx
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OpenStudy (anonymous):
cot x = cos x/sin x
OpenStudy (anonymous):
From @Koel Just plug in cos(x) and sin(x) :)
OpenStudy (anonymous):
I got negtive sq root 5/2! Thanks so much!
OpenStudy (anonymous):
that's right :)
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