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The common difference of an Arithmetic P...

The common difference of an Arithmetic Progression in which `a_(25) - a_(12) = -52` is ………

A

4

B

-4

C

-4

D

3

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VGS PUBLICATION-BRILLIANT-PROGRESSIONS-EXERCISE
  1. Which of the following is a geometric progression has the common ratio...

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  2. In the formula of n^(th) term of term of a Geometric Progression a(n)=...

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  3. The common difference of an Arithmetic Progression in which a(25) - a(...

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  4. Sum of 10 terms of the progression log 2 + log 4 + log 8 + log 6 + …. ...

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  5. Which term of the Arithmetic Progression 24, 21, 18, ……. Is the first ...

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  6. The sum of first 100 natural numbers is ………….

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  7. If a, b, c are in G.P., then b =

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  8. If -2/7, x, -(7)/(2) are in Geometric Progression, then the value of x...

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  9. In an Arithmetic Progression , 4^(th) term is 11 and 7^(th) term is 17...

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  10. If the common difference of AP is 2 thena(10) - a5=

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  11. In a G.P, the 5^(th) term is 32 and 7^(th) term is 128, then the comm...

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  12. Sum of the first 10 natural numbers is

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  13. The nth term if a GP = a(n) = ar^(n-1) here 'r' means ........

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  14. if a, b,c are in A.P. then b =

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  15. The sum of the first 20 even natural numbers is

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  16. How many terms of A.P. -6, (-11)/2 , -5 …… are needed to obtain a sum ...

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  17. The sum of natural numbers from 1 to 100 is

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  18. The sum of first 50 even numbers is

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  19. The sum of first 20 odd numbers is

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  20. If x-1, x+3, 3x-1 are in A.P., then x is equal

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