The factorial function (symbol: !) says to multiply all whole numbers from our chosen number down to 1. Examples:

In English we use the word combination loosely, without thinking if the order of things is important. In other words:

A binomial is a polynomial with two terms. What happens when we multiply a binomial by itself ... many times? a+b is a binomial (the two terms...

Or how to avoid Polynomial Long Division when finding factors ... Do you remember doing division in Arithmetic? ... 7 divided by 2 equals 3 with a remainder of 1

Math explained in easy language, plus puzzles, games, quizzes, worksheets and a forum. For K-12 kids, teachers and parents.

Just type, and your answer comes up live. Example: It is used like this: Sigma is fun to use, and can do many clever things.

Bi means two (like a bicycle has two wheels) ... ... so this is about things with two results. Tossing a Coin: Did we get Heads (H) or.

The number e shows up throughout mathematics! It helps us understand growth, change, and patterns in nature, from the way populations expand to...

To build the triangle, start with 1 at the top, then continue placing numbers below it in a triangular pattern. Each number is the numbers directly above it added together.

A Prime Number is: A whole number above 1 that cannot be made by multiplying smaller whole numbers. When it can be made by multiplying smaller...