If tan theta = 3 and theta lies in thrid...

If `tan theta = 3` and `theta` lies in thrid quadrant, then the value of `sin theta` is

A

`(1)/(sqrt10)`

B

`- (1)/(sqrt10)`

C

`(-3)/(sqrt10)`

D

`(3)/(sqrt10)`

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The correct Answer is:

C

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