Geometric Sequences and Series Vocabulary

The n^th term of a geometric sequence is given by ...

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The sum of an finite Geometric series is given by:

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The sum of an infinite Geometric series is given by:

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Is the given sequence geometric?

• Yes

• No

• Cannot be determined

Is the given sequence geometric?

• Yes

• No

• Cannot be determined

List the first five terms of the geometric sequence. Assume that the sequence begins at n = 1.

• 1 , 3 , 6 , 9 , 12

• 3 , 9 , 27 , 81 , 243

• 0 , 1 , 3 , 9 , 27

• 1 , 3 , 9 , 27 , 81

List the first five terms of the geometric sequence. Assume that the sequence begins at n = 1.

• 2 , 1/2 , 1/8 , 1/32 , 1/128

• 1/2 , 1/8 , 1/32 , 1/128 , 1/256

• 8 , 2 , 1/2 , 1/8 , 1/32

• 2 , 8 , 32 , 128 , 256

What is the 8^th term in the geometric sequence ?

• 49,152

• 196,608

• 12,288

• 8748

What is the 8^th term in the geometric sequence ?

• 32,768

• 32, 876

• 68,327

• 73,268

Evaluate the 5^th partial sum of the given geometric sequence: 2 , 12 , 72 , ...

• 3110

• 2592

• 18,662

• cannot be determined