Geometric Sequences

Question 1

At a local high school, enrollment in the drama club increases by 5% each year. What is the common ratio in this situation?

Revolt · Accepted Answer

1.05

Question 2

When is a sequence geometric?

Revolt · Accepted Answer

when each term is multiplied by the same number to get the next term

Question 3

What is the common ratio of the sequence below?

Revolt · Accepted Answer

mc004-3.jpg

Question 4

A geometric sequence is shown on the graph below. What is the formula for the nth term of the sequence?

Revolt · Accepted Answer

mc020-4.jpg

Question 5

Fiona wrote the sequence below.Which of the following classifies the sequence?

Revolt · Accepted Answer

geometric

Question 6

Which formula can be used to find the nth term of the geometric sequence below?

Revolt · Accepted Answer

mc016-5.jpg

Question 7

What is the common ratio of the geometric sequence below?625, 125, 25, 5, 1, ...

Revolt · Accepted Answer

mc002-2.jpg

Question 8

Which formula can be used to find the nth term in a geometric sequence where and r = 2?

Revolt · Accepted Answer

mc015-5.jpg

Question 9

What is the next term in the sequence below?

Revolt · Accepted Answer

–4

Question 10

A sequence is defined by , and . What is the seventh term?

Revolt · Accepted Answer

mc024-6.jpg

Geometric Sequences Answers