Ask Question
21 September, 00:56

The sum of an 84 number series is - 7980 what is the sum of the first and last the numbers

+5
Answers (1)
  1. 21 September, 01:03
    0
    Since, it is not mentioned which kind of series is it, I am assuming it to be an A. P. and will solve for the Same:

    Sum = Number of terms (First Term+Last Term) / 2

    First Term+Last Term = - 7980*2/84 = - 190
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “The sum of an 84 number series is - 7980 what is the sum of the first and last the numbers ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers