1÷tanA-1÷tan2A=cosec2A prove
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Step-by-step explanation:
Taking LHS
= 1tanA−1tan2A
= 1sinA/cosA−1sin2A/cos2A
= cosA/sinA−cos2A/sin2A
= cosA⋅sin2A−cos2A⋅sinAsinA⋅sin2A
= sin2A⋅cosA−cos2A⋅sinAsinA⋅sin2A
= sin(2A−A)/sinA⋅sin2A
= sinAsinA⋅sin2A
= 1/sin2A
=cosec2A
=R.H.S
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