1. For each sequence, identify the initial value and common difference or growth factor

100, 300, 500, 700, …

8, 4, 0, -4, …

2.88, 7.2, 18, 45, …
2. A geometric sequence has an initial value of 5 and a growth factor of 0.8. Will the 12th term in the sequence be greater than or less than the 14th term?


3. A geometric sequence has an initial value of 0.8 and a growth factor of 5. Will the 15th term in the sequence be greater than or less than the 16th term?