Grade 12Integral Calculus
to find integral of funtion(1+1/x*x)/(x*x+1/x*x +3)
to find integral of funtion
(1+1/x*x)/(x*x+1/x*x +3)
3 Answers
Saurabh Koranglekar
Approved Tutor Answer6 Years ago
Arun
Dear student
in denominator x^2 + 1/x^2 – 2 + 5
= ( x – 1/x)^2 +( sqrt5)^2
now coming to the Question
put x – 1/x = t
(1 + 1/x^2 ) dx = dt
dt/ t^2 + (sqrt5)^2
= 1/ sqrt(5) tan^-1 (t/sqrt5)
now put t = x – 1/x
Hope it helps
Thanks and regards
Vikas TU
Dear student
Hope your doubt gets cleared
Please refer the solved examples of the below link
Hope your doubt gets cleared
Please refer the solved examples of the below link
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