Please solve this Question. You can open the image to see the question clearly.
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Step-by-step explanation:
First convert all tan, cosec terms in sin and cos terms
Then by solving we get 1/sin2a-cos2a (2 is in power not in multiplication)
Then, taking - common it become the identity of cos 2a =cos2a-sin2a
By taking reciprocal we vet the proof
Thank you
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