Geometric Sequences

Front

What is a geometric sequence?

Back

A geometric sequence is a sequence of numbers where each term after the first is found by multiplying the previous term by a fixed, non-zero number called the common ratio.

Front

What is the explicit formula for a geometric sequence?

Back

Front

How do you find the common ratio in a geometric sequence?

Back

Front

Back

The first four terms are 4, 20, 100, 500.

Front

Write the explicit formula for the sequence: 216, 72, 24, 8, ...

Back

Front

What are the next three terms in the geometric sequence: 512, 256, 128, ...?

Back

The next three terms are 64, 32, 16.

Front

Back

The sum is 43.

Front

How do you determine if a sequence is geometric?

Back

A sequence is geometric if the ratio of consecutive terms is constant.

Front

What is the common ratio of the sequence: 3, 6, 12, 24, ...?

Back

The common ratio is 2.

Front

If the first term of a geometric sequence is 10 and the common ratio is 3, what is the 5th term?

Back