Math, asked by samrudhishinde, 1 year ago

v) tanx + cotx = 2 cosec2x

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Answered by manofmahadev

6

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Answered by coolammy02

2

tanx + 1/tanx = [(tanx)^2 + 1]/tanx
= (secx)^2 /tanx = 1/sinxcosx = 2/2sinxcosx = 2/sin2x = 2cosec2x
LHS = RHS

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