Intro to Arithmetic Sequences

An arithmetic sequence is an ordered set of numbers that have the same number ___________ between each consecutive term.

• subtracted

• added

• subtracted or added

• multiplied

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

• d = 8

• d = -9
• d = -8
• d = -7

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

• d = -5
• d = 5
• d = -6
• d = 6

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 is the common difference of the sequence 2, -1, -4, -7,...?

• -3

• -1

• -2

• 3

Find the next three terms in the arithmetic sequence: -33, -24, -15, -6, ...

• -1, 7, 15
• -5, 2, 9
• 3, 12, 21
• -65, -73, -81

The first three terms of an arithmetic sequence are as follows

13, 19, 25

What are the next two terms of the sequence?

• 31 and 37

• 31 and 36

• 30 and 37

• 30 and 36

Which sequence is NOT an arithmetic sequence?

• 12, 18, 24, 30,...

• 10, 3, -4, -11,...

• 2, 4, 8, 16,...

• 16, 20, 24, 28,...

Which sequence is NOT an arithmetic sequence?

• -7, -13, -19, -25,...

• -10, -6, -2, 2,..

• 6, 8, 10, 12,...

• 3, 15, 75, 375,...

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

• Yes
• No