Question

the value of 2tan^-1 1/3 is​

Answer 1

Answer:

tan^-1 (3/4)

Step-by-step explanation:

W.K.T. 2tan^-1(x) = tan^-1(2x/1-x²)

2tan^-1 (1/3) = tan^-1. 2(1/3) .

1-(1/3)²

=tan^-1. 2/3. .

1-1/9

=tan^-1(3/4)