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