evaluate: lim(1-tan x)/(x-pi/4) when x->pi/4

Asked by aashish | 26th Jan, 2014, 07:14: PM

Expert Answer:

It is of the form 0/0.

So, applying L hopital's rule, we have:


Given limit

= lim (-sec2x)/(1) when x->pi/4  

= 2

Answered by  | 26th Jan, 2014, 07:32: PM

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