How do you find the sum when you are given 1st and last
Answers
Answered by
1
Answer:
Sn = n/2(a+an)
here a is the first term and an is the last term. And n is the no of term that we find.
Similar questions
Social Sciences,
3 months ago
Science,
3 months ago
Social Sciences,
3 months ago
Chemistry,
7 months ago
Chemistry,
11 months ago
Math,
11 months ago
Physics,
11 months ago