Prove that `cos^(-1)(4/5)=tan^(-1)(3/4)`

Prove that: sin^(-1)(3/5)=tan^(-1)(3/4)

Prove that cos^(-1)((4)/(5))+tan^(-1)((3)/(5))=tan^(-1)((27)/(11))

Prove that: sin^(-1)(-4/5)=tan^(-1)(-4/3)=cos^(-1)(-3/5)-pi

Prove that : cos^-1(4/5) + tan^-1(3/5) = tan^-1(27/11)

Prove that sin^(-1)(4/5)+tan^(-1)(5/12)+cos^(-1)(63/65)=pi/2

cos^-1(4/5)+tan^-1(3/5)=

Prove that: sin^(-1)(-(4)/(5))=tan^(-1)(-(4)/(3))=co^(-1)(-(3)/(5))-pi

Prove that : cos^(-1).(4)/(5)+ tan ^(-1).(3)/(5) = tan^(-1) .(27)/(11) (ii) Prove that : sin^(-1).(3)/(5)+ tan ^(-1).(3)/(5) = tan^(-1) .(27)/(11)

Prove that tan^(-1)(3/5)+tan^(-1)(1/4)=(pi)/(4)

Prove that sin^(-1)((4)/(5))+tan^(-1)((5)/(12))+cos^(-1)((63)/(65))=(pi)/(2)