Explicit Arithmetic Sequences

Front

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

Back

YES

Front

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

Back

17

Front

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

Back

7

Front

Find the next three terms for the arithmetic sequence
12, 7, 2, -3, ...

Back

-8, -13, -18

Front

Write the RECURSIVE rule for the arithmetic sequence

-49, -35, -21, -7, ...

Back

a₁=-49;

a_n = a_n-1 + 14

Front

Write the EXPLICIT rule for the arithmetic sequence

-10, -3, 4, 11,...

Back

a_n = 7n - 17

Front

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

Back

a_n = -2n + 14

Front

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

Back

a_n = 4n + 5

Front

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

Back

a₁ = -5 and d = 3

Front

Identify the rule as recursive or explicit, then find the first 4 terms of the sequence: a₁ = 100, aₙ = aₙ₋₁ - 8

Back

Recursive; 100, 92, 84, 76