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If cot theta +tan theta =2sec theta ,0^ ...

If `cot theta +tan theta` =`2sec theta` ,`0^ @ < theta < 90^@`, then the value of `(tan2 theta-sec theta)/(cot2 theta+cosec theta)` is
यदि `cot theta +tan theta =2sec theta ,0^@ < theta < 90^@`,है, तो `(tan2 theta-sec theta)/(cot2 theta+cosec theta)` का मान क्या होगा ?

A

a)`(2 sqrt3-1)/11`

B

b)`(2 sqrt3-1)/5`

C

c)`(3-sqrt2)/5`

D

d)`(3-sqrt2)/11`

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