Safari Live - Day 42 | National Geographic

Classical Greece didn’t just come out of nowhere. If you really want to understand where the Greece of Athens, the Greece of the Acropolis, came from, you need to look way back in the past. You need to look several thousand years back in the past at place…

Let G of x = 1⁄4 x^4 - 4x^3 + 24x^2. For what values of x does the graph of G have an inflection point or have a point of inflection? So, let’s just remind ourselves what a point of inflection is. A point of inflection is where we change our concavity, o…

In this video, we’re going to talk even some more about parallel resistors. Parallel resistors are resistors that are connected end to end and share the same nodes. Here’s R1 and R2; they share the same nodes, that one and that one, and that means they sh…

Inuit were born to be outside. My earliest memories of growing up with my family were connected to the land, using dog-teams, skin tents. Hi ox he lived on the land. You took what you needed. We didn’t have electric power; we didn’t have modern convenien…

When the night shift begins, it’s time for those hustlers and stalkers to come out and play. Gotta find a safe place to sleep. Good thing he always carries a silk sleeping bag. Just find a place to sling it up, and he’s snug as a bug in a— Oh, come on, m…

So, this number line diagram here, it looks like I’m adding or subtracting two numbers. I’m starting with what looks like a positive nine. I’m starting at 0 and going nine units to the right, so that’s a positive nine. To that, it looks like I might be a…