Timestamps: 0:00 Intro 0:33 Start of Problem Corrections: 3:40 Made a mistake. C' U A is only equal to 7, 8, 14 In this playlist, I show you how to understand set theory. I introduce sets as Venn ...

In this playlist I show you how to understand set theory. I introduce sets as venn diagrams, mapping and as sets of numbers. With sets we look at how to find the union, compliment, and intersection of ...

You can probably think of a time when you’ve used math to solve an everyday problem, such as calculating a tip at a restaurant or determining the square footage of a room. But what role does math play ...

You can probably think of a time when you’ve used math to solve an everyday problem, such as calculating a tip at a restaurant or determining the square footage of a room. But what role does math play ...

Mathematicians excel at handling complexity and uncertainty. Mathematical reasoning strategies aren't just useful for dilemmas involving numbers. We can apply math mindsets to improve our approach to ...

In the article “Are Students Prepared for College-Level Math? A Senator Wants to Know ” (Jan. 23, 2026), U.S. Sen. Bill Cassidy, R-La. raises a valid question by asking colleges whether K–12 systems ...

One of my first vivid memories of math is of timed tests. I still remember how visceral my panic felt–sweaty palms, heart pounding–as I scrambled to recall facts before the clock ran out. You might ...

Areas of pure math such as algebra, analysis, combinatorics and many others can be used—in some cases combined—to solve the complex math problems arising from applications of math to the real world.