Question

In an AP,Sn=n2,what is tn?

Answer 1

Answer : 2n-1

Please Refer attachment

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Answer 2

Answer:

2n-1

Step-by-step explanation:

an=sn-s(n-1)

=>an=n2-[(n-1)2]

=>an=n2-(n2-2n+1)

=>an=n2/-n2+2n-1

=>an=2n-1 .