Arithmetic series intro | Mathematics III | High School Math | Khan Academy
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Arithmetic series intro | Mathematics III | High School Math | Khan Academy
Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now: https://www.khanacademy.org/math/precalculus/x9e81a4f98389efdf:series/x9e81a4f98389efdf:arith-series/v/sum-of-arithmetic-sequence-arithmetic-series Sal explains the formula for the sum of a finite arithmetic series. Created by Sal Khan. Watch the ...
186.7K viewsFeb 19, 2013
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