This problem is from NCERT book. I could'nt do it . pls help
If the sum of first 'p' terms of an AP is equal to first 'q' terms of the same AP. then what is the sum of first 'p +q' terms of the above AP. pls explain clearly. thank u shahid __________________
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It 'll be always ZERO
Just a simple logic Sum of first two differnt terms is same ( p & q) i. e the qth term is Zero and q = p + 1
Consider something like
10 5 0 -5 -10
Sum of first 2 terms = 15 = Sum of first 3 terms
Sum of first 5 terms = ZERO
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