In a sequence, the sum of first \( n \) terms is \( p n+q n^{2} \) where \( p, q \) are constant... VIDEO
In a sequence, the sum of first \( n \) terms is \( p n+q n^{2} \) where \( p, q \) are constants. Show that the sequence is an A.P. and find the common difference.https://bit.ly/YTAI_PWAP https://www.pw.live
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