Math, asked by alien006, 10 months ago

Please help:

Evaluate:
(Cos^2 20+cos^2 70/sec^2 50-cot^2 40)+2cosec^2 58-2 cot 58.

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Answers

Answered by munisharitesh

2

Answer:

3

Step-by-step explanation:

see the attachment . explanation is in it

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