Start learning today, click https://brilliant.org/blackpenredpen/ to check out Brillant.org. First 200 people to sign up will get 20% off your annual premium subscription!

Hyperbolic Trig, intro,    • Introduction to Hyperbolic Trig Funct...  
Euler's Formula, FAST,    • Euler's Formula (but it's a speedrun)  
complex definition of sine and cosine:    • Complex definitions of sine and cosine  

This is why the area is t/2    • Hyperbolic trig function, the input i...  
Even and Odd part of e^x,    • Write e^x as a sum of an even and an ...  

  / blackpenredpen  
Guess what my first job was!    • My First Job Story   ,
My simple setup: 😃    • My Simple YouTube Setup (Blue Snowbal...   ,

Check out my site & social media
😃 https://blackpenredpen.com/calc1
😃 [email protected]
😃   / blackpenredpen  
😃   / blackpenredpen  

Thank you for watching & subscribing!
blackpenredpen | 曹老師



tags:
connections between sin and sinh, connections between cos and cosh, hyperbolic trig functions, parameterization of the hyperbola, parameterization of x^2-y^2=1,