Question

The sum ofn terms of an AP 8,3-2,...is -979. Hence find its nth term.

Answer 1

heya folk !!

In this airthematic series
a"first term=8

difference d"=3-8=-5

,,as we know that ,tn=a+(n-1)d

so for this airthematic series tn will be.

tn=8+(n-1)-5

=)8+5n-5

tn=3-5n Ans.

hope it help you.☺

@rajukumar☺