Mark Zuckerberg on Taking Risks and Finding Talented People

[Instructor] In this video, we’re gonna talk about a few of the pitfalls that someone might encounter while they’re trying to solve a quadratic equation like this. Why is it a quadratic equation? Well, it’s a quadratic because it has this second degree …

[Instructor] What I would like you to do is pause this video and see if you can calculate each of these percentages, and ideally do it in your head. All right, now let’s do it together. Now I said, how are you going to do it in your head? You might be t…

If you take a very hot coffee, say in a thermoflask, and keep it in a room, then you know that that coffee will automatically start cooling down all by itself until it reaches its room temperature. Right? But my question is why can’t the RSE happen? Why c…

Is there a lag? Okay, stand by. Here we go. Hello! I think we are up now. So, uh, thanks for joining our, uh, morning live stream here at Khan Academy. We’re calling it something of a homeroom, a national homeroom, or international homeroom, I guess. Yo…

So two teams coming off separate points on the ridge, press out with it. Okay, right where we’re at right now is what would be considered the lion’s den of marijuana cultivation in California or North America. This is also a prime area for a lot of threa…

Talk a little bit about what could cause the supply or demand curve for a currency to shift. So here we have the foreign exchange market for the Chinese yuan, which is why we have the quantity of one on the horizontal axis and the price of one in terms o…