Find the First and Third Partial Sums, S1 and S3 $$a _ { n } = \frac { n } { n + 2 }$$

Multiple Choice

Find the first and third partial sums, s1 and s3, for the sequence
- $$a _ { n } = \frac { n } { n + 2 }$$

A) $\frac { 1 } { 3 } , \frac { 43 } { 30 }$
B) $\frac { 1 } { 3 } , \frac { 1 } { 10 }$
C) $\frac { 1 } { 3 } , \frac { 3 } { 4 }$
D) $\frac { 1 } { 3 } , \frac { 3 } { 5 }$