Math, asked by Xero007, 1 year ago

the sum of the n terms of an ap is 3n^2 +5n find the ap hence find its 16th term

Answers

Answered by Ruhi9871

2

find Sn-1
then
an=Sn-Sn-1
then find a1 A2 a3
and then find 16 th term

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