New Zealand
Level 7 - NCEA Level 2

# Finding the Common Ratio

## Interactive practice questions

How can the common ratio of a geometric sequence be obtained?

By choosing any term after the first and multiplying it by the previous term.

A

By choosing any term after the first and subtracting the previous term from it.

B

By choosing any term after the first and dividing it by the previous term.

C

By choosing any term after the first and multiplying it by the next term.

D

By choosing any term after the first and multiplying it by the previous term.

A

By choosing any term after the first and subtracting the previous term from it.

B

By choosing any term after the first and dividing it by the previous term.

C

By choosing any term after the first and multiplying it by the next term.

D
Easy
Less than a minute

Consider the following sequence.

$11$11, $-99$99, $891$891, $-8019$8019, ...

Consider the following sequence.

$4$4, $-28$28, $224$224, $-1372$1372, ...

Consider the following sequence.

### Outcomes

#### M7-3

Use arithmetic and geometric sequences and series

#### 91258

Apply sequences and series in solving problems