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Find the sum of the following arithmet...

Find the sum of the following arithmetic progressions: (i) `(x-y)/(x+y)\ ,(3x-2y)/(x+y),(5x-3y)/(x+y),\ dot` to `n` terms (ii) `-26 ,\ -24 ,\ -22 ,\ ` to 36 terms.

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RD SHARMA ENGLISH-ARITHMETIC PROGRESSIONS-All Questions
  1. Find the sum of the following arithmetic progressions: (i) 50 ,\ 46 ...

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  2. Find the sum of the following arithmetic progressions: (i) 41 ,\ 36 ...

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  3. Find the sum of the following arithmetic progressions: (i) (x-y)/(x+...

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  4. Find the sum to n term of the A.P. 5,\ 2,\ -1,\ -4,\ -7,\ dot,

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  5. Find the sum of n terms of an A.P. whose n t h terms is given...

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  6. If the sum of a certain number of terms of the A.P. 25, 22, 19.... ...

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  7. How many terms of the sequence 18 ,\ 16 ,\ 14 ,\ dot should be t...

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  8. How many terms are there in the A.P. whose first and fifth terms are ...

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  9. How many terms of the A.P. 9,\ 17 ,\ 25 ,\ dot must be taken so ...

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  10. How many terms of the A.P. 63, 60, 57, .... must be taken so that t...

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  11. The first and the last terms of an AP are 17 and 350 respectively. ...

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  12. The third term of an A.P. is 7 and the seventh term exceeds three time...

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  13. The first term of an A.P.is 2 and the last term is 50. the sum of all ...

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  14. If 12th term of an A.P. is -13 and the sum of the first four terms i...

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  15. Find the sum of first 22 terms of an AP in which d=l and 22nd term is ...

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  16. Find the sum of all natural numbers between 1 and 100, which are divis...

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  17. Find the sum of first n odd natural numbers.

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  18. Find the sum of all odd numbers between (i) 0 and 50 (ii) 100 and 2...

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  19. Show that the sum of all odd integers between and 1000 which are divis...

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  20. Find the sum of all integers between 84 and 719, which are multiples o...

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