Safari Live - Day 368 | National Geographic

Part C: Evaluate the second derivative of y with respect to x squared at the point on the curve where x equals negative one and y is equal to one. All right, so let’s just go to the beginning where they tell us that d y d x is equal to y over three y squ…

It’s because of these reasons that’s exactly why I will never pay down my mortgage early. If I have a 30-year loan, I will be making the bare minimum payments and just investing the difference versus ever putting an extra dime towards paying down that loa…

Business today is much more than just making profits. In fact, companies are now expected to have a positive impact on society, the environment, and the lives of their employees. And what better way to do that than through philosophy? One of the best ways…

I walk into the house and stick my hand out to come the first time. I think you look at it over that we’re all upstairs and I just chatting when I suddenly noticed there’s no color move Charles upstairs. So this disturbs me, so I make my way to go downsta…

Hi everyone, Sal Khan here. Welcome to our homeroom live stream! Today, we have a disappointing guest—it is me. We’ll be doing an “Ask Me Anything,” so feel free to start putting your questions in the message boards down below or wherever they are on the …

[Music] It’s all about solving problems. It’s not about, like, maybe in previous years you’ve done a multiplication table memorization. It’s not like memorizing how to solve problems; it’s learning the tools of how to solve problems and then using them, u…