Uploaded April 2025 | Updated September 2026, 2 weeks ago

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After 12 years of making math videos on YouTube, I’ve learned about the types of problems that really click with students and viewers. If you’ve ever wondered why certain questions feel more satisfying, this one’s for you. 💪 Support this channel by becoming a patron: patreon.com/blackpenredpen

Quadratic 👉 youtu.be/cJAuOV9Dw5U?si=rjgPKcOKGh0iKlF5
e^pi vs pi^e 👉 youtu.be/SPHD7zmLVa8?si=BOl83ZrlN0M0-2e9
sqrt(i) 👉 youtu.be/Z49hXoN4KWg?si=uFkptG5qLjCOGEVd
Solving 2^x=x^2 👉 youtu.be/ndA0sF_0Rwk?si=G1QIEUOHjtgtULN5
Gaussian Integral (Laplace's method) 👉 youtu.be/tCPQSobqFh4?si=WGUXd31KSAyfP1oW
Solving x^5+x^4+1=0 👉 youtu.be/YkEPMf1l2os?si=Y0crM72mIu7Y0Vlg
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Big thanks to my Patrons for the full-marathon support!
Ben D, Grant S, Mark M, Phillippe S. Michael Z, Jan P. Devun C. Stefan C. Ethan BW Didion S. NN Minkyu Y Brandon F Levon M shortsleeve Jack P Gabriel G Yeeted C David H Mateo F Emma M Eden E Minicat Jose R Nicholas Fey Tyler B Lucas W Ahmet Ö An R Camila L Luupo Farrah Batman 1127 Mathguru Дмитрий П. Michelle L. Alin V. Archer. L Ali. Subotai B. Spencer A. Chris Jason B. Ou S. Nuddi M. Jackson M. Jordan T. Gregorio B. Omkar N. John D. Zero Jeffrey C J D Chaz W. Ryan Turbo S Arcana Rehan M
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💪 Support this channel and get my math notes by becoming a patron: patreon.com/blackpenredpen
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#blackpenredpen #math #calculus #apcalculus