# Question 10 Transcribed Image Text: 48 1S, 21, 27,. S. 1.5, 2.25, 3, 3.75, … 6. 7, 0,-7,-14, … Recursive: Recursive: Recursive: Explicit: Explicit: Explicit:

Question 10 Transcribed Image Text: 48 1S, 21, 27,.
S. 1.5, 2.25, 3, 3.75, …
6. 7, 0,-7,-14, …
Recursive:
Recursive:
Recursive:
Explicit:
Explicit:
Explicit:
Write an explicit formula for each recursive formula and a recursive formula for
each explicit formula.
7. a, 5
8. a =-8
9. a, = 15 + 4n
an=an-1- 3
10. You are given the first four terms of an arithmetic sequence. Under what
conditions might a recursive formula be preferred over the explicit formula?
Under what conditions might an explicit formula be preferred over the
recursive formula?
11. You open a savings account with a \$400 deposit. Each month after that, you
deposit \$25. Write an explicit rule to represent the amount of money you
deposit into your savings account. How much money will you have in the
account in month 12?
enVision Florida Algebra 1 Teaching Resources