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If @ =(0,90), then the expression (further question is in image) is always greater than ok r equal to A 2tan @ B 2 C 1 D sec^2x

If @ =(0,90), then the expression (further question is in image) is always greater than ok r equal to 
A 2tan @
B 2
C 1
D sec^2x

Question Image
Grade:11

1 Answers

Deepak Kumar Shringi
askIITians Faculty 4405 Points
2 years ago
use AM>GM
answer will be 2tan(alpha)

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