Generating and analysing patterns

4r + 2        ,for r= 4

• 46
• 18
• 10

345, 445, 545, 645, _____

• 745

• 646

• 665

Determine the missing values in the tables shown.

The rule is subtract 6

• 23

• 22

• 21

• 26

Match the following

• 3 x 2

• 10

• 9 x 2

• 6

• 11 x 2

• 14

• 5 x 2

• 18

• 7 x 2

• 22

Which sequence is NOT an arithmetic sequence?

• -7, -13, -19, -25,...

• -10, -6, -2, 2,..

• 6, 8, 10, 12,...

• 3, 15, 75, 375,...

The terms in the number sequence 38, 34, 30, 26, ...are generated by:

• adding 4 to the next term
• multiplying by 4 to get the next term
• subtracting 4 to get the next term
• multiplying by 2 and adding 1 to get the next term

Is the sequence 2, 4, 12, 48,... geometric?

• yes
• no

Is 300, five, 5,000, and, 3 on the same side.

• Yes

• What?

• No

What is the missing multiple?

24, 27, 30, 33, 36, 39, _, 45

(a)  

Write and explicit rule to model the following sequence:

Example 3:        -12, -7, -2, …