1. Section 12.3 Geometric Sequences; Geometric Series
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2. Determine if a sequence is geometric.
Objectives
Determine if a sequence is geometric.
Find a formula for a geometric sequence.
Find the sum of a geometric sequence.
Determine whether a geometric series converges or diverges.
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3. When the ratio of successive terms of a sequence is always the same nonzero number, the sequence is called geometric.
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4. Geometric Sequence
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5. Show that the sequence is geometric
Show that the sequence is geometric. List the first term and the common ratio.
(a) 2, 8, 32, 128, . . .
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14. Homework
12.3 #9, 13, 17, 21, 25, 29,
35, 51, 57, 63, 69, 71, 77
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