Math, asked by madhusree2320, 11 months ago

Evaluate 2/3(cos^4 30-sin^4 45) - 3( sin^2 60 - sec^2 45) + 1/4cot^2 30

Answers

Answered by sima100srivastava
1

Step-by-step explanation:

2/3(cos4 30-sin4 45)-3(sin2 60 sec2 45)+1/4 cot2 30

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