shivvani.inshivvani.in/FMUploads/holidayhomwwork/worksheeet/10...If Sn, the sum of first n terms of...
6
shivvani.inshivvani.in/FMUploads/holidayhomwwork/worksheeet/10...If Sn, the sum of first n terms of an AP. is given by Sn = 3n2 - 4n then find its nth term. CBSE2009-2M The sum of