Could someone help me to find the solution of the mentioned problem?
If, tantheta=(xsinphi)/(1-xcosphi) and tanphi=(ysintheta)/(1-ycostheta)
How can I prove that, sintheta/sinphi=x/y ?
If,
How can I prove that,
1 Answer
Dec 18, 2017
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Explanation:
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