Integration by Substitution

Rarely Tested

If $$ \int f(g(x)) g'(x) \, dx = \int f(u) \, du $$ where $$ u = g(x) $$
Example: $$ \int \sin(ax+b) \, dx = -\frac{1}{a} \cos(ax+b) + C $$
No related questions available for this formula yet.

Go back to topics

Join CAT 2026 course by 5-Time CAT 100%iler

Start your IIM journey with the right preparation and crack CAT 2026.