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Geometric Sequence: Formula & Examples

Instructions:

Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

Which of the following is a geometric sequence?

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1.

What is the common ratio r in the following geometric sequence?

10, 10/3, 10/9, 10/27, 10/81, ...

2. What is the first term a(1) and the common ratio r of the following geometric sequence?

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About This Quiz & Worksheet

The quiz is a series of math problems. The questions will provide you with sets of numbers and then ask you questions about the sets.

Quiz & Worksheet Goals

The test will require that you solve practice problems using these concepts:

  • Geometric sequences
  • Common ratios of sequences
  • First terms
  • Nth terms

Skills Practiced

The quiz will employ the following skills:

  • Reading comprehension - ensure that you draw the most important information from the related geometric sequence lesson
  • Problem solving - use acquired knowledge to solve geometric sequence practice problems to find terms in a sequence
  • Knowledge application- use your knowledge to answer questions about finding the common ratio of a geometric sequence

Additional Learning

Complete the quiz and then go on to the related lesson entitled Geometric Sequences: Formula & Examples to learn more about:

  • Defining geometric sequences
  • Exploring ratios in geometric sequences
  • Characterizing the first term and the nth term of a sequence
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