Mathematics

Problem

- For each of the following sequences: - Write down an expression for

S_n

. - Find

S_5

. a. a 3, 11, 19, 27, .... b. b 42, 37, 32, 27, .... c. c 12, 6, 3,

1\frac{1}{2}

, .... d. d 2, 3,

4\frac{1}{2}

6\frac{3}{4}

, .... e. e 1,

\frac{1}{2}

\frac{1}{4}

\frac{1}{8}

, .... f. f 1, 8, 27, 64, ....