Arithmetic Sequences

Which of the sequences below is represented by the equation:
t(n) = 4n + 6

• 10, 14, 18, 22...
• 4, 10, 16, 22...
• 6, 12, 18, 24...
• 10, 16, 22, 28...

The next two terms of the sequence 4,7,10,13 are ....

• 16 and 19
• 15 and 19
• 16 and 18
• 15 and 18

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

Heidy is collecting canned goods for a food drive. On the first day she collects 2 can. On the second day she collects 12 cans. On the third day she collects 22 cans. This pattern continues for each day.

How many cans will she have after 9 days?

• 72

• 102

• 82

• 92

• 112

Create the explicit formula for the sequence:
2, 8, 14, ...
(Hint:  Write your formula and then simplify it.)

• a_n=2+6n
• a_n=-6+6n
• a_n=6n-4
• a_n=4-6n

The next two terms of the sequence -4,-7,-10,-13 are ....

• -16 and -19

• -15 and- 19

• 16 and 19

• 15 and -18

Create the explicit formula for the sequence:
-2, -8, -14, ...
(Hint:  Write your formula and then simplify it.)

• a_n = 6n + 2

• a_n = 6n - 6

• a_n = -6n + 4

• a_n = -6n - 4

• 18
• 17
• 15
• 14