Method of Substitution Posted on December 13, 2022 by biplabmath Problem # 26. Section IV. Class XII Dr S N Dey EX 6(A) Mathematics WBCHSE Problem No.: 26 Evaluate \int(( x^4 – 1)/(x^2 \sqrt(x^4 +x^2 + 1))) dx https://www.youtube.com/watch?v=AT01QaU8ALU Share this:TwitterFacebookLike Loading... Related