Sequences Review

Is the sequence arithmetic: 37, 31, 25, 19, ...

• Yes
• No

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

• yes
• no

Find the common ratio: 4, -16, 64, -256, ...

• r = -4
• r = 2
• r = -2
• r = 4

-21, -16, -11, -6, ...

Is this sequence arithmetic, geometric, or neither?

• arithmetic (common difference d = 5)

• geometric (common ratio r = 5)

• neither (no common difference OR common ratio) neither (no common difference OR common ratio)

What kind of sequence is the pattern 15, 17, 20, 24, 29, ...?

• Arithmetic
• Geometric
• Neither

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

• 64
• 32
• 108
• 20

The next term of the series 4,16,64 is

• 256
• 132
• 120
• 150

What is the previous term for:
-6, 1, 8, 15...

• -13
• 13
• 1
• -12

• -9

• +4

• -5

• -1

-5, -1, 3, 7, 11
What is the common difference  (d) ?

• -9

• +4

• -5

• -1