Question

Can someone help me prove that lim as x approaches infinity of arctan(x) is pi/2

Answer 1

@tkhunny

Answer 2

u mean
\(\large \tan^{-1}(x)\)

Answer 3

Yes please. How do you find its limit as x approaches infinity?

Answer 4

Do you know it? @ikram002p ?

Answer 5

well , drow it :D

Answer 6

https://www.desmos.com/calculator

Answer 7

draw*

Answer 8

I used wolframalpha and I got pi/2, I know this for many reasons such as http://answers.yahoo.com/question/index?qid=20110827115211AAREGCR

but I am asking do you know how to do this by hand? Thats why the question says prove it.

Answer 9

@ikram002p even drawing wont help as much.

Answer 10

ill show u how that