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The sum of three terms of an A.P. is 21 ...

The sum of three terms of an A.P. is 21 and the product of the first and the third terms exceeds the second term by 6, find three terms.

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The correct Answer is:
1,7,13
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VK GLOBAL PUBLICATION-ARITHMETIC PROGRESSIONS -PROFICIENCY EXERCISE ( SHORT ANSWER QUESTION II)
  1. The sum of the 6th and 9 th terms ofan AP is 101 and the sum of the 10...

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  2. The 4t h term of an A.P. is three times the first and the 7t h term...

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  3. The sum of three terms of an A.P. is 21 and the product of the first ...

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  4. If the sum of the first n terms of an AP is 4n - n^(2), what is the 10...

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  5. If the nth term of an AP is (2n +1) then the sum of its first three te...

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  6. The sum of first six terms of an A.P. is 42. The ratio of its 10th ter...

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  7. Find the sum of all three digit natural numbers, which are divisible b...

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  8. Find the sum of the AP 3, 9/2 , 6,15/2 ...... to 25 terms.

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

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  10. Solve the equation -4+(-1)+2+ … +x =437.

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

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

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  13. Find the sum of the first 25 terms of an A.P. whose n t h term is ...

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  14. Yasmeen saves Rs. 32 during the first month, Rs. 36 in the second mont...

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  15. Find the first term of an AP having 9 terms whose last term is 28 and ...

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  16. In an A.P., the first term is 22, n t h term is -11 and the sum ...

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  17. Find the value of the middle most term(s) of the AP: -15, -1 1 ,..... ...

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  18. Find the sum: (i) (4-(1)/(n))+(4-(2)/(n))+(4-(3)/(n))+…up to n term...

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  19. Which term of the AP -2,-7,-12, … will be -77 ? Find the sum of this A...

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  20. Split 207 into three parts such that these are in AP and the product o...

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