Mathematics · Sequences and Series

The series 2 + 6r + 18r2 + 54r3 + ... is ______.

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1an arithmetic series
2neither arithmetic series nor geometric series
3a geometric series✓
4an arithmetic-geometric series

Correct answer

a geometric series

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The series 2 + 6r + 18r2 + 54r3 + ... is ______.

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