Solving FUN integrals!
29 videos • 84,538 views • by blackpenredpen
Learn how to solve various hard and tricky integrals, or just by brutal force method!
1
I integrated the quadratic formula
blackpenredpen
Download
2
What if we changed a Fresnel's integral?
blackpenredpen
Download
3
so you want a HARD integral from the Berkeley Math Tournament
blackpenredpen
Download
4
The magical way to solve an integral!
blackpenredpen
Download
5
I modified the Gaussian integral!
blackpenredpen
Download
6
They didn't get this integral right, so here's the solution (Berkeley Math Tournament Integral bee)
blackpenredpen
Download
7
Cauchy-Schlömilch transformation
blackpenredpen
Download
8
Integral of cos(x)*cos^-1(x) from 0 to 1
blackpenredpen
Download
9
how Laplace solved the Gaussian integral
blackpenredpen
Download
10
Using Feynman's technique TWICE! (the integral of sin^3(x)/x^3 from 0 to inf)
blackpenredpen
Download
11
how to solve these HARD integrals
blackpenredpen
Download
12
I used a double integral to solve a single improper integral
blackpenredpen
Download
13
The Easiest Integral on YouTube
blackpenredpen
Download
14
Integral of sqrt(1+tan(x))
blackpenredpen
Download
15
integral of ln(sqrt(x+1)+sqrt(x))
blackpenredpen
Download
16
Integral of 1/(x^6+1) without partial fractions!
blackpenredpen
Download
17
Integral of 1/(1+x^4) by Brute-force Partial Fraction!
blackpenredpen
Download
18
How Euler would integrate sqrt(x^2+1)
blackpenredpen
Download
19
Integral of 1/(x^3+1) from 100 integrals
blackpenredpen
Download
20
Integral of 1/(sin^6(x)+cos^6(x))
blackpenredpen
Download
21
integral of x^2/(xsin(x)+cos(x))^2
blackpenredpen
Download
22
Integral of (x^2+20)/(x*sin(x)+5cos(x))^2
blackpenredpen
Download
23
Integral of 1/(x^4+1) from 1 to inf
blackpenredpen
Download
24
use trigonometric substitution, not power rule
blackpenredpen
Download
25
Calculus teacher creates an integral inside of an integral
blackpenredpen
Download
26
integral of sqrt(tan(x)) by brute force
blackpenredpen
Download
27
How to integrate sqrt(cot(x))-sqrt(tan(x))
blackpenredpen
Download
28
Can we do a direct substitution between these two integrals?
blackpenredpen
Download
29
Integral battle! 2024 vs 2025
blackpenredpen
Download