`3tan^-1(1/2)+2tan^-1(1/5)+sin^-1(142/(65sqrt(5)))`

Prove: tan^(-1)(1/4)+tan^(-1)(2/9)=sin^(-1)(1/(sqrt(5)))

Prove: tan^(-1)(1/4)+tan^(-1)(2/9)=sin^(-1)(1/sqrt(5))

The value of 3 "tan"^(-1)(1)/(2) + 2 "tan"^(-1)(1)/(5) + "sin"^(-1)(142)/(65sqrt(5)) is :

The value of 3 "tan"^(-1)(1)/(2) + 2 "tan"^(-1)(1)/(5) + "sin"^(-1)(142)/(65sqrt(5)) is :

Prove that : tan^(-1)(1/4)+tan^(-1)(2/9)=sin^(-1)(1/sqrt5) .

Prove that tan^-1 (1/4) + tan^-1 (2/9) = 1/2 cos^-1 (3/5) = sin^-1(1/sqrt5)

Value of 3tan^(-1)((1)/(3))+tan^(-1)((1)/(2))+sin^(-1)((1)/(sqrt(5)))+cos^(-1)((2)/(sqrt(5))) is greater than

Sin^(-1)(16/65)+2Tan^(-1)(1/5)=

tan^(-1)(1/3)+tan^(-1)(1/5)=(1)/(2)cos^(-1)(33/65)