सिद्ध कीजिए कि - cos^(-1).(4)/(5)+cos^...

सिद्ध कीजिए कि -
`cos^(-1).(4)/(5)+cos^(-1).(12)/(13)=cos^(-1).(33)/(65)`.

सिद्ध कीजिए कि - cos^(-1).(4)/(5)+cos^(-1).(12)/(13)=cos^(-1).(33)/(...
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Prove that cos^(-1)((3)/(5))+cos^(-1)((12)/(13))+cos^(-1)((63)/(65))=(...
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सिद्ध कीजिए - cos^(-1)((4)/(5))+cos^(-1)((12)/(13))=cos^(-1)((33)/(*...
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सिद्ध कीजिए - sin^(-1).(3)/(5)+cos^(-1).(12)/(13)=cos^(-1).(33)/(65)...
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सिद्ध कीजिए - "coc"^(-1)(4)/(5)+"cos"^(-1)(12)/(13)="cos"^(-1)(33)/(...
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Prvoe that sin^(-1)""(3)/(5) + cos^(-1) ""(12)/(13) = cos^(-1) ""(33)/...
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सिद्ध कीजिये की cos^(-1)""4/5+sin^(-1)""(5)/(13)=cos^(-1)""(33)/(65)
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sin^(-1)""3/5+cos^(-1)""12/13=cos^(-1)""33/65=sin^(-1)""56/65
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প্রমান করো:cos^-1""3/5+cos^-1""12/13+cos^-1""63/65=pi/2
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