Instructional Video2:04
Curated OER

How Do You Find the Next Terms in an Arithmetic Sequence?

6th - 9th
Common difference? Sounds like an oxymoron. It's a math term used to describe a pattern that may occur between a series of numbers. Watch this video and the instructor will explain what the term means as it is applied to an arithmetic...
Instructional Video3:01
Curated OER

How Do You Find the Nth Term in an Arithmetic Sequence?

10th - 11th
To find the 20th term in an arithmetic sequence, use the secret formula. What secret formula? It's: a sub n equals a sub one plus parentheses n minus one close parentheses times d. Got that? No? The watch this video to learn about the...
Instructional Video1:33
Curated OER

What's a Sequence?

6th - 12th
A very brief description of sequence: a set of numbers in a particular order.