Question

What are Integrals in math?

Answer 1

I dont understand what integral from a to b f(x) dx means

Answer 2

That's the area under the curve of f(x), across the interval x=a to x=b.

Answer 3

Ok, but how can i apply it to something? Do you know an example where its useful?

Answer 4

Yes, it is useful when used in conjunction with derivatives. Learn here: https://www.khanacademy.org/math/integral-calculus

Answer 5

omg its so useful i love it