This DI method is American way, better than the UK Cambridge O level technique.
(Traditional Method learnt at O-Level) Integration by Parts:
NEW Technique taught by this UC-Berkley Chinese Mathematician: “DI” Method
First Stop: “D column at…“
2nd Stop:
3rd Stop:
$latex displaystyle int {e^{x}}sin {x} dx$
View original post 1 more word
Mathtuition88 