We learn to factor polynomials so we can solve for x. But some things aren’t so easy to factor (most things?). And some things are just down right a pain in the bottom. Here’s a way to never have to do it again! Continue Reading →
Tag Archives: video
How to Multiply By Hand Without Hurting Your Brain
The Distributive Property isn’t just an Algebra thing. You can use it for regular numbers. And the more you practice with regular numbers, the better you’ll be in the Algebra! Continue Reading →
How and When to Cancel Things in Fractions
One of the common errors in algebra is canceling bits in fractions that can’t be canceled. To remember the rule, though, you don’t have to memorize anything. You only have to think of a plain arithmetic problem to compare it. Continue Reading →
How to Subtract Using Reverse Addition
Do you learn to “borrow” when you subtract? How about reverse adding? Some schools have gone to this new method and gotten rid of the borrowing concept. Here’s how it works. Continue Reading →
How to Find the nth Term in a Sequence
If you’re asked to find the nth number in a pattern, do you know what nth means? Here’s where to start and what to do with all those n’s! Continue Reading →
Using Conjugates in Imaginary and Complex Number Work
We use conjugates in the manipulation of imaginary and complex numbers. So it’s important to understand what a conjugate is and how it works. I explain both here. Continue Reading →
A Quick Way to Learn Completing the Square
Completing the square isn’t as hard as everyone thinks. And there’s no reason to memorize a bunch of strange pixie dust magic math rules. Here’s the way to see it for what it is. Continue Reading →
How to Calculate the Weight of Cannon
I was at the Houston Museum of Natural Science last Saturday at the Real Pirates exhibit. Here’s the fun math thing I learned about cannon. Continue Reading →
How to Solve an Equation with Four Terms
Do you ever wonder why teachers start a problem the way they do? Here’s a good way to remain consistant. This is how I’ll do it on this site. Continue Reading →