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You're familiar with sequences and have been eager to sum them up. Well wait no longer! In this tutorial, we'll see that series are just sums of sequences and familiarize ourselves with the notation.
Think about a geometric series as the sum of a geometric sequence.
Find the sum of the first n terms of an arithmetic sequence.
Watch Sal use the properties of sigma notation to make a difficult problem easy!
Partial sum notation
Test yourself on some tricky properties of sigma notation.
Infinite series as limit of partial sums