Sequences

Sequences

Sequences

• A set of numbers which follows a pattern and there is a rule for finding the next number in the pattern.

• Each number in the sequence is called a term of the sequence.

• u₁ is the 1st term of a sequence

• u₂ is the 2nd term of a sequence

• u_n is the nth term of a sequence, can be used to describe any term in the sequence

• u_n+1 is the term after u_n

Multiple Choice

What is the 6th term in the following sequence?

11, 15, 19, 23, ___, _?_

• 30

• 27

• 31

• 32

Multiple Choice

The next term of the series 11,8,5,2 are

• -1

• -2

• 1

• 2

Multiple Choice

Write down the nth term of the sequence 7, 13, 19, 25, 31, ...

• n + 6

• 6n + 1

• 6n - 1

• 6n + 2

Multiple Choice

Write down the nth term of the sequence -15, -4, 7, 18, 29, ...

• 11n -25

• n - 16

• 11n - 26

• n + 11

Fill in the Blanks

Write down the first three terms of the sequence u_n=3n+1