Arithmetic Sequences

Is the following sequence arithmetic?
21, 13, 5, -3, ...

• YES
• NO

Tags

CCSS.HSF.BF.A.2

Is the following sequence arithmetic?
1, 4, 9, 16, ...

• YES
• NO

Tags

CCSS.HSF.BF.A.2

Determine the common difference for the arithmetic sequence
-5, 12, 29, 46, ...

Mathematical Equivalence

ON

Determine the common difference for the arithmetic sequence
9, 16, 23, 30, ...

Mathematical Equivalence

ON

Find the next three terms for the arithmetic sequence
12, 7, 2, -3, (a)  

• 8, 13, 18
• -8, -13, -18
• -7, -11, -15
• 7, 11, 15

Find the next three terms for the arithmetic sequence
19, 31, 43, 55, (a)  

• 66, 77, 88
• 65, 74, 83
• 67, 79, 91
• 63, 71, 79

Write the rule for the arithmetic sequence
-10, -3, 4, 11,...

• a_n = 10n + 17
• a_n = 7n - 17
• a_n = -7n + 17
• a_n = 7n + 3

Write the rule for the arithmetic sequence
12, 10, 8, 6, ...

a_n =

Write the rule for the arithmetic sequence
9, 13, 17, 21, ...

a_n =

Identify a₁ and d for the sequence
-5, -2, 1, 4, ...

• a₁ = 3 and d = -5
• a₁ = -8 and d = 3
• a₁ = -5 and d = 3
• a₁ = -5 and d = -3

Tags

CCSS.HSF.BF.A.2