Warm-up 1. Corey bought 48 roses for his girlfriend for Valentine’s Day. Everyday 10% of the roses start to wilt. Write an equation describing this situation. How long will it take for all the roses to wilt? 2. Topanga invested $30,000 in stocks. The stocks are increasing in value by 2.5% a year. Write an equation describing the situation. How long will it take for the stocks to double?

Arithmetic, geometric, or neither For each representation of a sequence, decide if the sequence is arithmetic, geometric, or neither. Give reasons for your answer.

For each representation of a function, decide if the function is arithmetic, geometric, or neither. Give reasons for your answer. 1. Arithmetic Number of Days 1 2 3 4 5 Amount of Students 8 16 24 32 40

For each representation of a function, decide if the function is arithmetic, geometric, or neither. Give reasons for your answer. 2. Neither x 1 2 3 4 5 y -4 8 -16 32

For each representation of a function, decide if the function is arithmetic, geometric, or neither. Give reasons for your answer. 3. This sequence has a common ratio. Geometric

For each representation of a function, decide if the function is arithmetic, geometric, or neither. Give reasons for your answer. 4. A sequence is as follows: {(1, 4), (2, 16), (3, 64), (4, 256)} Geometric

For each representation of a function, decide if the function is arithmetic, geometric, or neither. Give reasons for your answer. 5. Each term in a sequence is exactly -8 units away from the previous term. Arithmetic

Linear or Exponential? Determine if the table represents a linear or exponential equation. Write the equation. X -3 -2 -1 1 2 Y 125 25 5 1/5 1/25 X -3 -2 -1 1 2 Y 37 25 13 -11 -23

Arithmetic or Geometric? Determine if the table represents an arithmetic or geometric sequence. Write the equation. X 1 2 3 4 5 Y 12 36 108 324 X 1 2 3 4 5 Y 50 60 70 80 90