1. Warm-up

2. Essential Question: Can an arithmetic sequence be decreasing?

3. Essential Question: Can an arithmetic sequence be decreasing?
What does decreasing mean?
What does increasing mean?

5. The Food-Mart grocery store has a candy machine line the one pictured here. Each time a child inserts a quarter, 7 candies come out of the machine. The machine holds 15 pounds of candy. Each pound of candy contains about 180 individual candies.

6. The Food-Mart grocery store has a candy machine line the one pictured here. Each time a child inserts a quarter, 7 candies come out of the machine. The machine holds 15 pounds of candy. Each pound of candy contains about 180 individual candies.

8. Exit Ticket
Are the following sequences arithmetic? Explain you answer.
1. 5,12,19,26,33…
2. 14,9,4,-1,-6,-11…
3. 5, 10, 20, 40, 80, 160…