Safari Live - Day 129 | National Geographic

We’re told to use the interactive graph below to sketch a graph of ( y = -2 \cdot 3^x + 5 ). And so this is clearly an exponential function right over here. Let’s think about the behavior as ( x ) changes. When ( x ) is very negative or when ( x ) is ver…

In the game Rock Paper Scissors, Kenny expects to win, tie, and lose with equal frequency. Kenny plays Rock Paper Scissors often, but he suspected his own games were not following that pattern. So he took a random sample of 24 games and recorded their out…

And page 85 made a video called “The Brain Doesn’t Create the Mind.” In it, he tried to use a deductive argument to prove the existence of souls. It went like this: Premise one: All fundamentally same processes create fundamentally same products. Premis…

[Music] Turns out there’s lots of different birds that don’t build nests at all. They only lay their eggs in other birds’ nests. This behavior is called brood parasitism, and a trick is you have to make an egg that looks like all the other eggs. Otherwise…

Hey, it’s me D. Welcome back to Smarter Every Day! So, a couple of weeks ago, I asked a question here on Smarter Every Day in hopes that it would be beamed up to the space station so the astronauts could answer. Well, that happened! Why don’t we take the …

So what I want to do in this video is familiarize ourselves with the second derivative test. Before I even get into the nitty-gritty of it, I really just want to get an intuitive feel for what the second derivative test is telling us. So let me just draw…