Tuesday, February 7, 2012

Geometric Sequences and Series

DEFINITION OF GEOMETRIC SEQUENCE

A sequence is a geometric sequence if the ratios of the consecutive terms are the same.

The number r is the common ratio of the sequence

THE NTH TERM OF A GEOMETRIC SEQUENCE

Explicit:

The nth term of a geometric sequence has the form

THE PARTIAL SUM OF A FINITE GEOMETRIC SEQUENCE



 THE SUM OF AN INFINITE GEOMETRIC SERIES




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