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" s."(cos^(-1)(3)/(5)+cos^(-1)(12)/(13)/...

" s."(cos^(-1)(3)/(5)+cos^(-1)(12)/(13)/sin^(2)(63)/(45))/(-)

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Prove that : cos^(-1).(3)/(5)+ cos^(-1).(12)/(13) = sin^(-1)((63)/(65))

Sin^(-1)(3/5)-Cos^(-1)(12/13)=

Prove that : cos^(-1).(3)/(5)+ cos^(-1).(12)/(13) = sin^(-1)((12)/(5))

sin ^(-1) (3)/(5)+cos ^(-1) (12)/(13)=

cos^(-1)((12)/(13))+sin^(-1)((3)/(5)) =

Prove that cos^(-1)((3)/(5))+cos^(-1)((12)/(13))+cos^(-1)((63)/(65))=(pi)/(2)

Prove that: sin^(-1)((3)/(5))+cos^(-1)((12)/(13))=sin^(-1)((56)/(65))

Prove thate sin^(-1)((3)/(5))-cos^(-1)((12)/(13))=sin^(-1)((16)/(65))

cos^(-1)""(3)/(5) +cos ^(-1) "" (12)/(13) +cos ^(-1) "" (63)/(65)=(pi)/(2)

Prove that ( cos^(-1) ""(3)/(5) + sin^(-1)""(5)/(13) ) = sin^(-1)((63)/(65))