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In an AP of which 'a' is the Ist term, i...

In an AP of which 'a' is the Ist term, if the sum of the Ist p terms is equal to zero, show that the sum of the next q terms is `-((aq(p + q))/(p - 1))`

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ALLEN-SEQUENCE AND PROGRESSION-Exercise S-1
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  3. The interior angles of a convex polygon form an arithmetic progression...

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  8. The first term of an arithmetic progression is 1 and the sum of the fi...

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  9. For an increasing G.P. a(1), a(2), a(3),.....a(n), " If " a(6) = 4a(4)...

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  10. In a set of four number, the first three are in GP & the last three ar...

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  11. Find three numbers a, b,c between 2 & 18 such that; O their sum is 25 ...

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  17. Find the n term and the sum to n terms of the sequence: (i) 1+5+13+29+...

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  18. Sum the following series to n terms and to infinity : (i) (1)/(1.4.7...

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