Math, asked by ugdiablo2910, 8 months ago

Prove that:
(ii) 2(cos^4 60 degree + sin^4 30 degree) - (tan^2 60 degree - cot^2 45 degree) + 3 sec^2 30 degree = 9/4

Answers

Answered by prajna1874
1

Step-by-step explanation:

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