Curated OER
How Do You Find the Nth Term in an Arithmetic Sequence?
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...
Curated OER
What's the Common Difference?
Plain and simple, the common difference is a constant value that is added to a term in an arithmetic sequence. For example in the arithmetic sequence - 10, 20, 30, 40 É. - the common difference would be 10.
Curated OER
How Do You Find the Common Difference in a Sequence?
Briefly show your class or individual learners how to find the common difference in an arithmetic sequence. A quick and simple video, this resource should guide pupils toward understanding the concept of common difference. Appropriate...
Curated OER
How Do You Find the Common Difference in a Sequence?
Briefly show your class or individual learners how to find the common difference in an arithmetic sequence. A quick and simple video, this resource should guide pupils toward understanding the concept of common difference. Appropriate...
Curated OER
How Do You Determine if a Sequence is Arithmetic or Geometric?
Learners who view this video should gain a better understanding of the difference between a geometric sequence and an arithmetic sequence. The video includes an example of each, with step-by-step instructions on how to figure out which...
Curated OER
What's an Arithmetic Sequence?
2, 4, 6, 8, who do we appreciate? Do the numbers in this sequence make it an arithmetic sequence? Watch this video and find out.
Corbett Maths
The nth Term for Linear Sequences
For the nth time, I'm telling you to find the sequence. Given an arithmetic sequence, the video shows how to find the nth term of the sequence. Pupils also learn how to write an explicit expression for the sequence.
FuseSchool
Is a Number in a Sequence
Does it fit the pattern? Individuals watch a video that explains how to determine if a number is in a specified arithmetic sequence. This involves solving a linear equation.
Curated OER
Where Does the Formula for a Term in an Arithmetic Sequence Come From?
There is a formula to find the nth term in an arithematic sequence. But first, the instructor in the video will go through several steps and lots of explanations about how to get that formula. Watch and listen carefully. And then maybe,...
Curated OER
How Do You Determine if a Sequence is Arithmetic or Geometric?
Learners who view this video should gain a better understanding of the difference between a geometric sequence and an arithmetic sequence. The video includes an example of each, with step-by-step instructions on how to figure out which...
Khan Academy
Khan Academy: Sequences and Series: Arithmetic Sequences
A demonstration on how to identify arithmetic series.
Study Pug
Study Pug: Arithmetic Series
An arithmetic series is the sum of an arithmetic sequence. In this video, you will learn how to solve problems using the arithmetic series formula. [10:50]