यदि 7 sin^(2) theta - cos^(2)theta + 2 s...

यदि `7 sin^(2) theta - cos^(2)theta + 2 sin theta = 2`, जहाँ `0^(@) lt theta lt 90^(@)` है, तो `(sec 2theta + cot 2theta)/(cosec 2theta + tan 2theta)` का मान ज्ञात कीजिए |

A

A)`(2)/(5) (1 +sqrt(3))`

B

B)`(1)/(5) (1 + 2sqrt(3))`

C

C)1

D

D)`(2sqrt(3)+1)/(3)`

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The correct Answer is:

B

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