Question

find x,
if arctan2=arctan4-arctanx

Answer 1

Use your calculator to find arctan2 & arctan4 and then solve equation. :D

Answer 2

you can be serious...and u gave me such hope for a good answer :/

Answer 3

What?! That's what you do!

Answer 4

Well, at least that's what I think you doooo..
It makes sense in my head :I

Answer 5

nope...:)

Answer 6

Well, since you apparently know how to do it, answer it :I