Asked by Ronald

dy/dx of tan x is sec^2 x is there another way of writing sec^2 x?
Answered by Reiny
sec^2 x
= (secx)^2
= 1/(cosx)^2
= 1/(1 - sin^2 x)

does that help?
Answered by Ronald
Yes
Answered by Anonymous
(Tan2x-√3)(cot3x+1)
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