Divam kumar Asked a Question
October 12, 2020 7:25 ampts 30 pts
cOs o=cOs cc cV cos a +COS b-2cos a Cos b cos c r rovcd Q. 6. In any spherical triangle, prove that cosa. tan B+ cos b. tan 1 tan c= cosa. cosb. tan 1 +tan B. tan C Soln.L.H.S. = cosa. tan B + cos b. tan 4+ tanC
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  • Shivam jyoti thankyou
    here answer . any query then ask.
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