Arithmetic Sequence Recursive Formula

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

• 8

• 11

• -11

• -8

Name the Sequence:

18, 22, 26, 30, 34.....

• A. Arithmetic

• B. Geometric

• C. Recursive

• D. Explicit

What are the next 3 terms in this sequence of terms?     3, 7, 11, 15

• 18, 22, 26

• 19, 21, 23

• 19, 23, 27

• 18, 21, 24

Identify the common difference.

• d=4

• d=3

• d=-4

• d=-3

The sequence 3, 6, 9, 12... is:

• Arithmetic

• Geometric

• Recursive

• Explicit

Write a recursive rule for the arithmetic sequence 17, 1, -15, -31 . . .

• a_n = a_n-1 + 16
  a₁=17

• a_n = a_n-1 - 17
  a₁=17

• a_n = a_n-1 - 15
  a₁=17

• a_n = a_n-1 - 16
  a₁=17

What are the next 3 terms in this sequence of terms? 3, 7, 11, 15

• 18, 22, 26

• 19, 21, 23

• 19, 23, 27

• 18, 21, 24

Write the recursive formula for 17, 33,  49, 65....

• a_n=a_n-1+1
  a₁=17

• a_n=a_n-1-16
  a₁=17

• a_n=a_n-1-1
  a₁=17

• a_n=a_n-1+16
  a₁=17

For each sequence, state if it is arithmetic, geometric, or neither.
−34, −26, −18, −10, −2, ... 

• Arithmetic

• Geometric

• Neither