Integration : different answers from two methods
30230
Getting different answers when integrating using different techniques
46833
How to solve integration by parts
134551
Comparison between integrals
35032
Why is integration so much harder than differentiation?
66580
Integration vs numerical integration
32657
What is the value of this Integration?
110113
Definite and Indefinite integral give different results for piecewise function
149789
Using a function in two different ways
129318
Integrate via substitution and derivation rule
15947
Validity of Substitutions in Integrals
12010
Integration by partial fractions; how and why does it work?
94481
Integrating for speed
32722
Necessity of Brackets for Integration
64937
What is the difference between a Summation and an Integration?
27754
Is integration from $a$ to $b$ same or $b$ to $a$ or is negative?
8502
Why aren't integration and differentiation inverses of each other?
99139
Pulling constants out of integrations