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If sum(i=1)^(7) i^(2)x(i) = 1 and sum(i=...

If `sum_(i=1)^(7) i^(2)x_(i) = 1` and `sum_(i=1)^(7)(i+1)^(2) x_(i) = 12` and `sum_(i=1)^(7)(i+2)^(2)x_(i) = 123` then find the value of `sum_(i=1)^(7)(i+3)^(2)x_(i)"____"`

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The correct Answer is:
`334`
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RESONANCE-DPP-QUESTION
  1. |x^(2)-4x+4|ge 1

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  2. Solve the following inequation (i) (3)/(x-2) lt 1 , (ii) (2x-1)/(x^(...

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  3. If sum(i=1)^(7) i^(2)x(i) = 1 and sum(i=1)^(7)(i+1)^(2) x(i) = 12 and ...

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  4. Circles with centres P,Q& S are touching each other externally as show...

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  5. The value of (P-Q) is equal to

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  6. The value of (P-R) is equal to

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  7. The value of (Q+R) is equal to

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  8. The sum sum(r=0)^(n) (r+1)C(r)^(2) is equal to :

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  9. In the binomial expansion of (a-b)^nngeq5, the sum of the 5th and 6th ...

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  10. Let P=sum(r=1)^50 (^(50+r)Cr(2r-1))/(^50Cr(50+r)),Q=sum(r=0)^50(^50Cr)...

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  11. Let P = sum(r=1)^(50)(""^(50+r)C(r)(2r-1))/(""^(50)C(r)(50+r)), Q = su...

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  12. Let P=sum(r=1)^50 (^(50+r)Cr(2r-1))/(^50Cr(50+r)),Q=sum(r=0)^50(^50Cr)...

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  13. If sum(r=0)^(n) (-1)^(r ).""^(n)C(r)[(1)/(2^(r))+(3^(r))/(2^(2r))+(7^(...

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  14. Find the degree of the polynomial 1/(sqrt(4x+1)){((1+sqrt(4x+1))/2)^7-...

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  15. The figure shows a rectangle ABCD with a semi-circle and a circle insc...

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  16. If sum(r=0)^(2n) a(r)(x-1)^(r) = sum(r=0)^(2n) b(r)(x-2)^(r) and b(r) ...

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  17. p is a prime number and n<p<2ndot If N=^(2n)Cn , then p dividesN b. p...

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  18. The sum of the greatest and the smallest term in (x+12)^(21) is zero t...

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  19. the continued product 2.6.10.14.... to n factors is equal to ^2n pn ...

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  20. The solution of |x^2+3x|+x^2-2>=0 is

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