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OpenStudy (anonymous):
Verify the identity. Cot(x - pi/2)= -tan x
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OpenStudy (anonymous):
are you sure it's -tanx and not just tanx cause i tried verifying it and managed to show that the left hand side actually equals tanx and not -tanx. maybe i am wrong
OpenStudy (anonymous):
It's - tan x
myininaya (myininaya):
|dw:1383352341842:dw| Find cot(pi/2-x) and find tan(x) Then use the fact that cotangent is an odd fuction.
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