"You will never hear in any Khan Academy video 'memorize this formula.' " - Sal KhanWell, that should be easy to check. And he's wrong.
- "What we are going to do in this video is to give you just a ton of more practice and start you on your memorization of the multiplication tables." (Multiplication Tables, 0:13)
- "If you don't get it, maybe you just want to memorize this." (Squeeze Theorem, 0:37)
- "And it's good to memorize this." (Basic Ratios, 0:41)
- "I think this is a good time to just memorize the sides of a 30, 60, 90 triangle, because that's something that one needs to know in life. It's surprisingly useful, especially once you start taking standardized tests or do trigonometry." (Circle Area, 1:59)
- "You really just need to memorize that the hypotenuse is twice the shortest side." (Same video, 2:46)
- "You also should just need to memorize PV is equal to NRT." (Thermodynamics iv, 9:47)
- "All you have to really memorize is this." (Harmonic Motion, 6:52)
- "You can just memorize this... and you might want to just memorize it." (Trig Identities, 1:21 and 5:02)
- "You should memorize this." (Law of Cosines, 8:46)
- "So you should, to some degree, memorize these." (Quotient Rule, 3:38)
- "And now I'm going to give you one of the few things in math that's probably a good idea to memorize." (Quadratic Formula, 5:15)
- "And it's useful to memorize to some degree what this means." (Binomial Expansion, 1:33)
- "It's something good to memorize," (Conservation of Energy, 2:53)
- "This is something that you really should just memorize." (Trig Identities - Secant, 8:19)
- "It's probably not a bad idea to memorize some form of this formula." (Projectile Motion, 4:55)
- "It doesn't hurt to memorize this." (Radians and Degrees, 5:06)
- "I'd like to help you memorize this." (Normal Distribution, 7:57)
- "You probably won't be using this in your everyday life five or ten years from now, so it's OK if you don't memorize it, but temporarily, put this in your medium-term memory." (Subspace, 2:31)
- "In future videos I will give you a little bit more intuition for why this works, or I'll actually show you how this came about. But for now, it's almost better just to memorize the steps." (Inverse Matrices, 6:24)
- "And then this formula...just memorize. This "P e^rt' will make a lot of sense to you, and you will have a permanent neuron for it the rest of your life." (Compound Interest, 7:51)
There are a lot, lot, lot more times that Sal Khan asks students to memorize stuff. The way to get access to this is through the Khan Academy interactive transcripts. So just use your favorite search engine to look for the word "memorize" through khanacademy.org, and then click on the "Interactive Transcript" button on the video page. Then use your browser to search through the page for the word "memorize."
Anyway, happy searching.