1.

If tantheta=(xsinphi)/(1-xcosphi)&tanphi=(ysintheta)/(1-ycostheta), then (x)/(y)=?

Answer»

`(SINTHETA)/(sinphi)`
`(sinphi)/(sintheta)`
`(sinphi)/(1-costheta)`
`(sintheta)/(1-cosphi)`

ANSWER :A


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