Question

Which of the following are required to calculate the sum of a series of numbers?

1) The first number in the series
2) The last number in the series
3) The total number of terms in the series
4) The common difference between the terms in the series

Answer 1

To calculate the sum of a series of numbers, you need the first number, the last number, and the total number of terms.

Step-by-step explanation:

To calculate the sum of a series of numbers, you need the first number in the series, the last number in the series, and the total number of terms in the series. The common difference between the terms in the series is only required if the series is an arithmetic series.