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the 7th term and 14 term of an A.P are -...

the 7th term and 14 term of an A.P are - 9 and - 23 respectively. Determine the first term and common difference. which term of the A.P is -25

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KALYANI PUBLICATION-PROGRESSION-EXERCISE
  1. The fourth term and eighth term of an A.P. are 2 and 10 respectively. ...

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  2. The eighth term and 20th term of an A.P. are 22 and 46 respectively. D...

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  3. the 7th term and 14 term of an A.P are - 9 and - 23 respectively. Dete...

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  4. The fifth and nineth term of an A.P. are 7 and 11 respectivel...

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  5. Which term of the A.P. -3frac(1)(3),-3,-2frac(2)(3), is zero?

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  6. Can zero be a term of an A.P. whose eleventh term is 62 and 21th term ...

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  7. The 4rth term and 15th term of an A.P is 22 and 66 respectively. Find ...

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  8. The sixth term and 16th term of an A.P. are —30 and zero respectively....

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  9. If 5 times the fifth term of an A.P. .is equal to 8 times its eight te...

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  10. If the 9th term of an A.P is zero,prove that 29th term is double the 1...

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  11. In a certain A.P., the 24th term is twice the 10th term. Prove that ...

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  12. If the mth term and nth term of an A.P. are respectively n and m show ...

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  13. The pth term of an A.P. is q and qth term is p. Show that the nth term...

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  14. The pth term of an A.P. is —q and qth term is -p. If the nth term is z...

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  15. The sum of the first term and pth term of an A.P. is zero. Show that t...

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  16. The sum of the pth and the qth term of an A.P. is equal to the sum of ...

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  17. If pth, qth and rth term of an A.P. are in A.P., show that p, q, r als...

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  18. If the qth term of an A.P. is twice the pth term and rth term is twice...

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  19. The sum of the pth and qth term of an A.P. is one, and rth term is one...

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  20. The pth term of an A.P. is twice the qth term. Again the sum of qth an...

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