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sum(r=1)^(10) (4r-3)^(2) =...

`sum_(r=1)^(10) (4r-3)^(2)` =

A

4930

B

3490

C

9430

D

none of these

Text Solution

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The correct Answer is:
A
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MARVEL PUBLICATION-SEQUENCES AND SERIES -MULTIPLE CHOICE QUESTIONS
  1. If sum(r=1)^(n) r=210, then : sum(r=1)^(n) r^(2)=

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  2. sum(r=1)^(20) r (2r+1)=

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  3. sum(r=1)^(10) (4r-3)^(2) =

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  4. Find the sum of the following series: 5+55+555+ to\ n\ t e r m sdot

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  5. 1.2+3.02+5.002+7.0002+ cdots to n terms =

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  6. 1^(3)+2^(3)+3^(3)+ cdots +20^(3)=

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  7. 7^(2)+8^(2)+9^(2)+...+20^(2)=

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  8. 11^(2)+12^(2)+13^(2)+ cdots +32^(2)=

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  9. Suppose that F(n +1) =( 2f(n)+1)/2 for n = 1, 2, 3,.....and f(1)= 2 ...

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  10. If a, b, c, d, e, f are in А.Р., then e-c is equal to

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  11. If the middle term amongst any odd number (n) consecutive terms of an ...

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  12. The sum of all 2 digit odd numbers is

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  13. The middle term of the progression 20,16,12, cdots , -176,-180 is (a)-...

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  14. If the first and the last terms of an A.P. are -4 and 146 respectivel...

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  15. The sum of an A.P. is 525. If its first term is 3 and the last term is...

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  16. If the first term of an A.P. is 100 and the sum of its first 6 terms i...

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  17. Sum of all two digit numbers which when divided by 4 yield unity as re...

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  18. If the sum of any number of consecutive terms of a sequence is always ...

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  19. If the sum of the first n terms of an A.P. is pn+qn^(2) then its commo...

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  20. The sum of the series a-(a+d)+(a+2d)-(a+3d)+ up to (2n+1) terms is -n ...

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