Sequences Review

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

• Yes

• No

Is the sequence arithmetic: -3, 3, -3, 3, ...

• Yes

• No

Find the common difference: -34, -29, -24, -19, ...

• d = -5

• d = 5

• d = -6

• d = 6

Find the common difference: 29, 21, 13, 5, ...

• d = -10

• d = -9

• d = -8

• d = -7

Find the next three terms in the arithmetic sequence: 25, 34, 43, 52, ...

• 63, 72, 81

• 79, 88, 97

• 70, 79, 88

• 61, 70, 79

Find the next three terms in the arithmetic sequence: 9, 19, 29, 39, ...

• 45, 54, 63

• 49, 59, 69

• 39, 49, 59

• 59, 69, 79

What does r represent?

• Radical

• Common difference

• Common ratio

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

Determine whether the sequence is arithmetic, geometric, or neither.

• arithmetic

• geometric

• neither