A Web comic is a comic strip that exists and is published only on the World Wide Web, rather than one that is created primarily for a newspaper or magazine. Some successful web comics have subsequently been reprinted in book-length collections, just as a successful print comic might be.
One popular form of web comic is the sprite comic.
... of b/(2a) to both sides, getting
<math>x^2+\frac{b}{a}x+\frac{b^2}{4a^2}=-\frac{c}{a}+\frac{b^2}{4a^2}.</math>
The left side is now a perfect square; ...