Algebra II Exercise: Arithmetic Sequences

Question Group #1

Directions and/or Common Information: Write the rule for the n^th term for the following arithmetic sequences.

7, 9, 11, 13, 15

9, 5, 1, -3, -7

3, 3.5, 4, 4.5, 5

Question Group #2

Directions and/or Common Information: Write the rule for the nth term of the arithmetic series with the following:

a₃ = 2
d = 3

a₆ = 49
d = 8

a₈ = -22
d = -2

a₁₀ = -4
d = -1

Question Group #3

Directions and/or Common Information: Write the rule for the nth term of the arithmetic series with the following. (Use a system of equations.)

a₆ = -7
a₂ = 5

a₅ = 25
a₃₀ = 150

a₁₀ = -4
a₁ = 6