arrow_back Consider the following sigma notation and answer the following questions. \[ \sum_{k=4}^{12}(k+15) \]

Question

Consider the following sigma notation and answer the following questions.
\[
\sum_{k=4}^{12}(k+15)
\]
(a) What is the starting value of \(\mathrm{k}\) ?
(b) Give the first three terms in the expansion of the series.
(c) What is the general term?

Answer 1

\( \sum_{k=4}^{12}(k+15)\)

(a) What is the starting value of \(k\) ? \(k=4\)

(b) First three terms:
\(19 ; 20 ; 21\)

(c) General term:
\(k+15\)