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Stage 4 - Stage 5

Notation for a Series

Interactive practice questions

The sum of the terms of a sequence is:

always divergent


a series


always finite

Less than a minute

Write the following series using sigma notation.

$4+8+12+16+20+\text{. . .}$4+8+12+16+20+. . .

Consider the series $-3+9-27+81-243+729$3+927+81243+729.

Consider the series:


Rewrite the series using sigma notation in the form $\sum_{k=\editable{}}^{\editable{}}\editable{}$k=.

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