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sum(r=1)^(n) 1/(log(2^(r))4) is equal to...

`sum_(r=1)^(n) 1/(log_(2^(r))4)` is equal to

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If sum of x terms of a series is S_(x)=(1)/((2x+3)(2x+1)) whose r^(th) term is T_(r) . Then, sum_(r=1)^(n) (1)/(T_(r)) is equal to

If S_(r)= sum_(r=1)^(n)T_(1)=n(n+1)(n+2)(n+3) then sum_(r=1)^(10) 1/(T_(r)) is equal to

lim_(xto1) (sum_(r=1)^(n)x^(r)-n)/(x-1) is equal to

If sum_(r=1)^(oo)(1)/((2r-1)^(2))=(pi^(2))/(8) , then sum_(r=1)^(oo) (1)/(r^(2)) is equal to

sum_(r=1)^(n) r^(2)-sum_(r=1)^(n) sum_(r=1)^(n) is equal to

If sum_(r=1)^n I(r)=(3^n -1) , then sum_(r=1)^n 1/(I(r)) is equal to :

sum_(r=1)^n (r^2 - r-1)/((r+1)!) is equal to :

The value of lim_(nto oo)(1)/(2) sum_(r-1)^(n) ((r)/(n+r)) is equal to

The value of the lim_(n->oo)tan{sum_(r=1)^ntan^(- 1)(1/(2r^2))} is equal to

If Delta_(r) = |(2^(r -1),((r +1)!)/((1 + 1//r)),2r),(a,b,c),(2^(n) -1,(n +1)! -1,n(n +1))| , then sum_(r =1)^(n) Delta_(r) is equal to

RESONANCE DPP ENGLISH-JEE MAINS-All Questions
  1. If P(B)=3//4, P(AnnBnnC)=1//3 and P( A nnBnn C )=1//3, t h e nP(BnnC...

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  2. Which is greater ? 3 3 or 5 4

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  3. sum(r=1)^(n) 1/(log(2^(r))4) is equal to

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  4. The number of real solutions of the equation x^6-x^5+x^4-x^3+x^2-x+1=0...

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  5. A function f(x) takes a domain D onto a range R if for each y in R , ...

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  6. Find logarithm of the following values: 500

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  7. The value of lim(x to oo)(d)/(dx)int(sqrt(3))^(sqrt(x))(r^(3))/((r+1)...

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  8. Find logarithm of the following values : {:((i),0.128,(ii),0.0125,(...

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  9. If alpha and beta are the roots of the equation x^2-px + q = 0 then t...

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  10. Use the logarithm tables to find the logarithm of the following number...

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  11. If cos^(-1)((1-x^(2))/(1+x^(2)))+sin^(-1)((2x)/(1+x^(2)))=p for all x ...

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  12. Use the logarithm tables to find the logarithm of the following number...

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  13. If m and n are positive integers satisfying 1+cos2theta+cos4theta+cos6...

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  14. Find logarithm of the following values: 500

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  15. The period of f(x)=[x]+[2x]+[3x]+[4x]+[n x]-(n(n+1))/2x , where n in ...

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  16. Find logarithm of the following values: 500

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  17. Total number of ordered pairs (x, y) satisfying |y| = cos x and y = si...

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  18. The smallest natural number of the form 123x43y, which is exactly divi...

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  19. Circle with centre C (1, 1) passes through the origin and intersects t...

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  20. Number of integers whose characteristic of logarithms to the base 10 i...

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