How to prove a function is not continuous using limit definition of continuity | Math with Janine 

Yay, a new video! Great as always :D

Can you do solutions to linear systems using method of elimination to a 3x3, 4x4,5x5???

Hello, idk if u still active or reply to comments but in the first example what do u call the hollow circle and the dot at (2,1), what kind of function is this and how do i graph it in desmos (complete noob here)

Where have u been for so long 😥 ❤

My apologies, I cannot concentrate on the board