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The 4^(th) erm of an AP. Is zero. Prove ...

The `4^(th)` erm of an AP. Is zero. Prove that the 25th term of the A.P is three times its `11^(th)` term.

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If the 4th term of an A.P. is zero, prove that the 25th term of the A.P. is three times its 11th term.

The fourth term of an A.P is zero.Prove that the 25 th term is triple its 11 th term

The 6th term of an A.P. is zero. Prove that its 21st term is triple its 11th term.

If the 9th term of an AP is zero, then prove that its 29th term is twice its 19th term.

If the sixth term of an AP is zero then show that its 33rd term is three times its 15th term.

(i) 10 times the 10th term and 15 times the 15th term of an A.P. are equal. Find the 25th term of this A.P . (ii) 17 times the 17th term of an A.P. is equal to 18 times the 18th term. Find the 35th term of this progression.

If 4 times the 4^(th) term of an A.P. is equal to 18^(th) times the 18^(th) term, then find the 22^(nd) term.

The 6^(th) term of an AP is five times the 1^(st) term and the 11^(th) term exceeds twice the 5^(th) term by 3 . Find the 8^(th) term of the AP .

Find the 25th term of the A.P. 6, 10, 14, ...

The sum of 5th and 9th terms of an A.P. is 30. If its 25th term is three times its 8th term, find the A.P.

AGRAWAL PUBLICATION-ARITHMETIC PROGRESSIONS-EXAMPLE
  1. The common difference between the terms of two AP's is same. If the di...

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  2. In an AP, if Sn + S7 =167 and S(10) =235, then find th AP, where Sn de...

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  3. The 4^(th) erm of an AP. Is zero. Prove that the 25th term of the A.P ...

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  4. For an AP,it is given that the first term (a) = 5, common difference (...

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  5. If 6 times the 6^(th) term of an AP. Is equal to 9 times the 9^(th) te...

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  6. Find the sum of all 11 terms of an A.P. whose middles term is 30.

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  7. Find the sum first 15 multiples of 8.

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  8. Two AP's have the same common difference.The diference their between t...

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  9. Justify whether it is true to say that the following are the n^(th) te...

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  10. Justify whether it is true to say that the following are the n^(th) te...

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  11. Justify whether it is true to say that the following are the n^(th) te...

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  12. Find a, b, and c such that the following numbers in AP: a,7, b, 23, c.

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  13. Determin the AP whose 5^(th) term is 19 and the difference of 8^(th) t...

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  14. Th sum of the first 30 terms of an A.P I 1920. If the fourth term is 1...

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  15. Which term of the A.P 20, 19 1/4 , 18 1/4, 17 1/4, ….. is the first ne...

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  16. Find the middle term of the A.P 7,13,19,……,247.

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  17. Split207 into three parts uch that these are in AP and the product of ...

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  18. How many numbers lie between 10 and 300, which when divided by 4 leave...

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  19. Find the sum of the two middle most terms of the AP: -4/3, -1,-2/3, …....

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  20. Show that the sum of all terms of an A.P whose first term is a, the se...

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