Find the principal value  of tan –1(1)

Asked by Topperlearning User | 4th Jun, 2014, 01:23: PM

Expert Answer:

We know that for any x Î R, tan–1 x represents an angle in  whose tangent is x

  tan–1 (1) = An angle in  whose tangent is 1.

 tan–1 (1) =

Answered by  | 4th Jun, 2014, 03:23: PM