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If polar co-ordinates of a point are ((3...

If polar co-ordinates of a point are `((3)/(4), (3pi)/(4))`, then its Cartesian co-ordinate are ____________.

A

`((3)/(4 sqrt(2)),-(3)/(3 sqrt(2)))`

B

`((3)/(4 sqrt(2)),(3)/(4 sqrt(2)))`

C

`(-(3)/(4 sqrt(2)),(3)/(4 sqrt(2)))`

D

`(-(3)/(4 sqrt(2)),-(3)/(4 sqrt(2)))`

Text Solution

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The correct Answer is:
C
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