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The sum to n terms of series 1+(1+1/2+1/...

The sum to `n` terms of series `1+(1+1/2+1/(2^2))+(1+1/2+1/(2^2)+1/(2^3))+` is

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CENGAGE PUBLICATION-SEQUENCES AND SERIES-All Questions
  1. Find the sum of n terms 1+4+13+40+121+....dot

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  2. If each term of an infinite G.P. is twice the sum of the terms foll...

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  3. The sum to n terms of series 1+(1+1/2+1/(2^2))+(1+1/2+1/(2^2)+1/(2^3))...

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  4. Find the sum of the following series: (sqrt(2)+1)+1+(sqrt(2)-1)+.........

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  5. If the set of natural numbers is partitioned into subsets S1={1},S2={2...

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  6. If p(x)=(1+x^2+x^4++x^(2n-2))//(1+x+x^2++x^(n-1)) is a polomial in x ,...

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  7. If the sum of the squares of the first n natural numbers exceeds their...

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  8. If f(x) is a function satisfying f(x+y)=f(x)f(y) for all x,yin N such ...

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  9. If sum(r=1)^nTr =n/8(n+1)(n+2)(n+3) then find sum(r=1)^n1/Tr

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  10. Find the sum to n terms of the series :1xx2xx3 + 2xx3xx4 + 3xx4xx5 + ....

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  11. If the sum to infinity of the series 3+(3+d)1/4+(3+2d)1/(4^2)+......oo...

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  12. Find the sum to infinity of the series 1^2+2^2x+3^2x^2+oodot

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  13. If a ,b ,c ,d are in G.P., then prove that (a^3+b^3)^(-1),(b^3+c^3)^(-...

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  14. Find the sum of the series 1-3x+5x^2-7x^3+ ton terms.

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  15. In a geometric progression consisting of positive terms, each term ...

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  16. If the A.M. between two numbers exceeds their G.M. by 2 and the GM. ...

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  17. The AM of two given positive numbers is 2. If the larger number is inc...

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  18. Find the sum of the series 1+3x+5x^2+7x^3+..........upto n terms.

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  19. If (a-x)/(p x)=(a-y)/(q y)=(a-z)/(rz) and p ,q ,and r are in A.P., the...

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  20. Find the sum of n terms of the series 1+4/5+7/(5^2)+10/5^3+......

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