([i,cos,tan^(-1)((3)/(4))]]

Evaluate: (i) tan {cos^(-1)(-(7)/(25))}_( (ii) )csc{cot^(-1)(-(12)/(5))}cos{tan^(-1)(-(3)/(4))}

Evaluate the following cos(tan^(-1)""(3)/4)

Evaluate "cos"("tan"^(-1)3/(4))

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

Find the principal value of each of the following: (i) cos^(-1)(sin((4pi)/3)) (ii) cos^(-1)(tan((3pi)/4))

1.What is the value of tan[(1)/(2)cos^(-1)((3)/(5))]+tan[(1)/(2)cos^(-1)((4)/(5))] ?

Evaluate the following: cos(tan^(-1)3/4)

Solve : cos(tan^(-1)x)=sin(cot^(-1)""(3)/(4))

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

Find the value of: i) sin^(-1)(sin (2pi)/3)) , ii) cos^(-1)(cos(7pi)/6) , iii) tan^(-1)(tan(3pi)/4)