. Consider the following three sequences: Sequence 1: 2, 5, 8, 11, 14, …
Sequence 2: 2, 4, 8, 16, 32, …
Sequence 3: 1, 1, 2, 3, 5, 8, …
a. Which of the sequences above is a geometric sequence? (Justify your answer.)
b. Find the ratio and the 12th term of the chosen sequence.
c. Find the sum of the first 7 terms in the chosen sequence.
d. If the chosen sequence has a finite number of terms and its sum is 262142, how many terms
are there?
e. Express the chosen sequence as a recursive pattern.