TOPIK POPULER

Volume benda putar

\(\text{Mengelilingi sumbu y, maka}\\ V = \pi \int _a ^b [f(y)]^2 dy\\ \text{Diantara dua kurva, maka}\\ V = \pi \int _a ^b [f(x)]^2 - [g(x)]^2 dx\\ V = \pi \int _a ^b [f(y)]^2 - [g(y)]^2 dy \)