How do you evaluate the equation #arctan(3)#?

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Answer 1 · 2016-01-16T16:34:36

#1.24904577# #"rad"#

Plug it into a calculator.

#arctan(3)approx1.24904577# #"rad"#

This means that

#tan(1.24904577)=3#

Answer 2 · 2016-01-17T03:55:48

#71^@565#

Use Calculator -->
tan x = 3 --> x = 71^@565