Question

Which of the following is the correct expanded form for the series below?​

Answer 1

Answer:

• A. 7 + 7/2 + 7/3 + 7/4

Step-by-step explanation:

This is the sum of the first 4 terms, substitute n for each term:

4

∑   $\frac{7}{n}$ = 7/1 + 7/2 + 7/3 + 7/4

n=1

Correct choice is A

Answer 2

$\displaystyle \sum^{4} _{n = 1} \: \frac{7}{n} = \: 7 + \frac{7}{2} + \frac{7}{3} + \frac{7}{4}$