Limits in Calculus: Basic Definition and How to Evaluate

📐 AP Calculus Teacher Tip: When Does a Limit Exist? One of the BIGGEST misconceptions I see when students first learn limits is thinking that if a limit exists, it tells us what happens at the point. It doesn’t! In this video, I walk through 3 different scenarios where lim f(x) = L as x → c but something completely different can be happening at x = c. The idea I want my students to remember: 👉 The limit tells you NOTHING about the point. 👉 The point tells you NOTHING about the limit. The limi