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tan ^(2) ( sec ^(-1) 3) + cosec ^(2) ( c...

`tan ^(2) ( sec ^(-1) 3) + cosec ^(2) ( cot ^(-1) 2) + cos ^(2) ( cos ^(-1) "" (2)/(3) + sin ^(-1) "" (2)/(3)) = `__________.

A

15

B

16

C

13

D

14

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