Sequences

What kind of sequence is the pattern 32, 38, 44, 50, 56, ...?

• arithmetic
• geometric
• neither

What are the next three terms in the sequence 32, 38, 44, 50, 56, ...?

• 112, 224, 448
• 62, 68, 74
• 62, 74, 92
• 50, 44, 38

What is the common difference or ratio of the pattern 2, 4, 8, 16, 32, ...?

•  + 2
• x 2
• - 2

Identify the common difference.
3, 7, 11, 15, ...

• 6
• -4
• 4
• 5

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

• r = -4
• r = 2
• r = -2
• r = 4

What kind of sequence is the pattern 2, 4, 12, 24, 72, ...?

• Arithmetic
• Geometric
• Neither

Identify the common difference.
97, 86, 75, 64, ...

• 8
• 11
• -11
• -8