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If costheta=-(3)/(4) and tantheta is neg...

If `costheta=-(3)/(4) and tantheta` is negative, the value of `sintheta` is

A

`-(4)/(5)`

B

`-(sqrt(7))/(4)`

C

`(4sqrt(7))/(7)`

D

`(sqrt(7))/(2)`

Text Solution

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The correct Answer is:
D
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