Geometric Sequences

Question 1

The first four terms of a geometric sequence are 108, 36, 12, 4, …What is the common ratio?

Revolt · Accepted Answer

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Question 2

The fish population in a lake decreases by 2% each year.What is the common ratio?

Revolt · Accepted Answer

0.98

Question 3

Given the geometric sequence:–880, –220, –55, …The next term in the sequence is

Revolt · Accepted Answer

-13.75

Question 4

The 700th term in a geometric sequence is 20. If the common ratio of the sequence is 0.25, what is the 699th term?

Revolt · Accepted Answer

80

Question 5

A sequence is defined by the following:What is the 4th term?

Revolt · Accepted Answer

–10.368

Question 6

A sequence is defined by the following: an = 4n – 1What is a1?0✔ 134

Revolt · Accepted Answer

✔ 1

Question 7

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Revolt · Accepted Answer

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Question 8

What is a8?4847✔ 16,38465,536

Revolt · Accepted Answer

✔ 16,384

Geometric Sequences Answers