The Internet Has Massively Broadened Career Possibilities

So we’re asked what is the charge of a calcium ion with 18 electrons. So pause this video and see if you can work that on your own. I will give you a little bit of a tip: a periodic table of elements might be useful to see where calcium sits on that perio…

We’re told that Ahmat tried to write ( x^4 + 5x^2 + 4 ) as a product of linear factors. This is his work, and then they tell us all the steps that he did, and then they say in what step did Ahmad make his first mistake. So pause this video and see if you …

Tim Cook of Apple, Sundar Pichai of Google, Elon Musk, Jeff Bezos, the president of the United States—when you think of the people controlling the world, these names come to mind. But the truth is, while these people have a significant influence over our …

We’re told here is a graph of a segment of f of x is equal to x. That’s this here, and then they say h of x is equal to 1⁄3 * f of x minus 5. Graph h. So think about how you would approach this before we do this together. All right, now I’m going to do t…

(traffic passing by) [Man] The hardest part was just kind of feeling like I was a failure. (building music) Why am I sleeping here with my kids in my car? (soft music) We’ve seen a great shift in the last few years as we came out of the recession where i…

On a sunny morning at Disney’s Animal Kingdom theme park, the meerkats come outside to catch some rays. They like to lay in the sun. Some people call them solar powered, so they sit like this with their little bellies up to the sky. You’ll see them kind o…