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sanyam k
Maths : Arithmetic Progressions problem!!?
If the sum of first n terms of an AP is 3n^2 - 2n, find the AP and its 19th term.
please give step by step solution
Ans : A.P. is 1,7,13,....... and the 19th term is 109
6 AnswersMathematics1 decade agoI require the cbse 2008 and 2009 board question papers both!! Help me plzzz.....?
I will require only the followin'
1. English Communicative (all sets)
2. Hindi B (all sets)
3. Social Science (all sets)
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