Find the First and Third Partial Sums, S1 and S3 $$a _ { n } = 3 ^ { n } - 6$$

question 63

Multiple Choice

Find the first and third partial sums, s1 and s3, for the sequence
- $$a _ { n } = 3 ^ { n } - 6$$

• A)-3, 33
• B)-3, 9
• C)-3, 21
• D)-3, 0