Alissa Fong

MA, Stanford University
Teaching in the San Francisco Bay Area

Alissa is currently a teacher in the San Francisco Bay Area and Brightstorm users love her clear, concise explanations of tough concepts

Thank you for watching the video.

To unlock all 5,300 videos, start your free trial.

Arithmetic Series - Problem 11

Alissa Fong
Alissa Fong

MA, Stanford University
Teaching in the San Francisco Bay Area

Alissa is currently a teacher in the San Francisco Bay Area and Brightstorm users love her clear, concise explanations of tough concepts

Share

An arithmetic sequence is a number pattern where there is a constant difference, d, that is added to get from one term to the next. Here we look at arithmetic series, or sums, presented in sigma notation, where the d value is fractional. In order to use a shortcut formula, you'll need to know the value of d and what the first term in the number pattern is. If you can't tell from looking at the Sigma notation, then plug in the first few integers until you can recognize the pattern.

Transcript Coming Soon!