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reviewed on April 19, 2019
sir, you didn't taught with 100% focused mind . You just publishing your chanel on unacademy . and in this video the integration of (3x+1)raise to the power 'e' is (3x+1)raise to the power e+1 and divided by (e+1)×3.
reviewed on February 11, 2019
excellent teaching sir. my all concept was clear . thank you sir