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Find the sum of n terms of the series 1....

Find the sum of `n` terms of the series `1. 2^2+2. 3^2+3. 4^2+`

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Find the sum of n terms of the series 1. 2. 3+2. 3. 4+3. 4. 5+

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Find the sum of first n terms of the series 1^3+3xx2^2+3^3+3xx4^2+5^3+3xx6^2+ w h e n n is even n is odd

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MODERN PUBLICATION-SEQUENCES AND SERIES-EXERCISE
  1. Find the sum of the following series : 1.3+3.5+5.7+ .... to n terms...

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  2. Find the sum of the following series : 1.2+2.3+3.4+ .... to n terms...

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  3. Find the sum of n terms of the series 1. 2^2+2. 3^2+3. 4^2+

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  4. Find the sum of the following series : 3.1^2+5.2^2+7.3^2+ .... to n ...

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  5. Find the sum of the following series : 1.3.5+2.4.6 +3.5.7 + .... to ...

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  6. Find the sum of the following series : 5.6+6.7+7.8+ .... to 25 terms...

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  7. Find the sum of the following series : 3.8+6.11+9.14+ .... to n term...

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  8. Find the sum of the following series : 2^2+5^2+8^2+.... to 15 terms ...

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  9. Find the sum to n terms of the series given below:- 5^2 + 6^2 + 7^2 + ...

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  10. Find the sum of the following series : 1+(1+2)+(1+2+3)+ .... to n te...

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  11. Find the sum to n terms of the series 1^(2) + (1^(2) + 2^(2)) +(1^(2) ...

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  12. The sum of first 9 terms of the series (1^(3))/(1)+(1^(3)+2^(3))/(1+3)...

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  13. Find the sum of the first a terms of the series whose nth term is: ...

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  14. Find the sum of the first a terms of the series whose nth term is: 3...

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  15. Find the sum of n terms of the series whose nth term is given by n^2+2...

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  16. Find the sum Sn of the cubes of the first n terms of an A.P. and show ...

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  17. Show that the sum of the cubes of any number of consecutive integers i...

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  18. An odd of stones lie along a straight path, the distance between any t...

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  19. Find the sum of n terms of the following series : 1+3+6+10 +...........

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  20. Find the sum of n terms of the following series : 2+5+10+ 17+ .........

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