Geometric Sequence

The next term of the sequence 2,4,8,16 is

• 64

• 32

• 108

• 20

• common difference

• wanted term

• common ratio

• first term

An infinite series exists for which of the following situations?

• An arithmetic series

• A geometric series

• A geometric series with | r | > 1

• A geometric series with | r | < 1

A sequence in which each term is obtained by multiplying the preceding term by a constant is called __________.

• sequence

• series

• arithmetic

• geometric

• common rate

• common radius

• common ratio

• common root

• 1

• 2

• 3

• 9

If the geometric sequence has a common ratio is 1, what happen to the sequence?

• increasing

• decreasing

• constant

Which of the following statements is true to all geometric sequences?

• If the common ratio is negative, then the sequence is increasing.

• If the common ratio is negative, then all the terms of the sequence is also negative.

• . If the common ratio is less than one, then the sequence is decreasing.

• If the common ratio is less than one, then the sequence is increasing.

If the common ratio of a sequence is –3 and the first term is 3, then the fourth term is ___.

• 27

• -27

• -81

• 81

This refers to the number that is being multiplied to obtain a geometric sequence..

• number of terms

• common denominator

• common difference

• common ratio