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If sinx + cos x = sqrt7/2 where x in 1^(...

If `sinx + cos x = sqrt7/2` where `x in 1^(st)` quadrant , then `tan""(x)/2` is equal to

A

`(3-sqrt7)/3`

B

`(sqrt7-2)/3`

C

`(4-sqrt7)/4`

D

none of these

Text Solution

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The correct Answer is:
B
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