Safari Live - Day 368 | National Geographic

We’re asked at how many points did the graph of y equals sine of theta and y equal cosine theta intersect for theta between 0 and 2 pi, and it’s 0 is less than or equal to theta, which is less than or equal to 2 pi. So, we’re going to include 0 and 2 pi, …

Amateur shutterbug since the 70s, now he’s selling his prints and giving the proceeds to help young Canadian entrepreneurs. Earlier today, he walked me through his exhibit, “40 Years of Photography.” It’s at First Canadian Place here in Toronto. So here’s…

Or do you ever see people around you that make the mistake of thinking that money is the actual goal? Then they maybe got into it aiming to achieve freedom or these other things, security. But then they are just so caught up in moving that goal post that …

Hello grammarians! Today we’re going to talk about the confusion that happens between these three homophones: these three words that sound exactly the same. The preposition “to,” the number “two,” and the adverb “too.” Now, these words all sound very sim…

February is home to one of the most important holidays of the year not to forget: Groundhog Day. If you live outside of Can-merica, then you might not know what a groundhog is, so… here you go: this is a groundhog. They’re basically giant grumpy squirrels…

We now have a lot of experience taking limits of a function. So if I’m taking the limit of f of x, we’re going to think about what does f of x approach as x approaches some value a. This would be equal to some limit. Now, everything we’ve done up till no…