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why can’t we use AM>GM directly to find minimum value of sin^2A+cos^2A+cosec^2A+sec^2A+cot^2A+tan^2A if we directly use AM>GM then we get minimum value 6 but if we follow other way or procedure to solve then we get minimum value 7.why...i cant understand.

why can’t we use AM>GM directly to find minimum value of sin^2A+cos^2A+cosec^2A+sec^2A+cot^2A+tan^2A
 
if we directly use AM>GM then we get minimum value 6 but if we follow other way or procedure to solve then we get minimum value 7.why...i cant understand.

Grade:12

1 Answers

Saurabh Koranglekar
askIITians Faculty 10341 Points
2 years ago
Dear student

Please explain the other procedure

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