If sinx + cos x + tanx + cotx + secx + "...

If `sinx + cos x + tanx + cotx + secx + "cosec "x =7, 0 lt x lt pi//2` and `sin2x=a-bsqrt(7)` then `(a,b in Z^(+))`

A

a=8

B

b=22

C

a=22

D

b=8

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The correct Answer is:

C, D

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