Question

The sum of the first 20 terms of an arithmetic series is identical to the sum of the first 22 terms. If the common difference is -2, find the first term.

Answer 1

Answer:

it is not possible that sum of first 20 terms is equal to the sum of first 22 terms

if it so then, 21st and 22nd term must be zero........... and in an ap two terms never be same...

hope it helps u!!

Answer 2

Answer:

41

Step-by-step explanation: