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If x=secphi-tanphiand y=cosec phi+cotph...

If `x=secphi-tanphiand y=cosec phi+cotphi` then

A

`x=(y+1)/(y-1)`

B

`x=(y-1)/(y+1)`

C

`y=(1-x)/(1+x)`

D

None of these

Text Solution

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The correct Answer is:
B
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