Home
Class 12
MATHS
lim(nto oo) (1)/(n^(2))sum(r=1)^(n) re^(...

`lim_(nto oo) (1)/(n^(2))sum_(r=1)^(n) re^(r//n)=`

A

0

B

1

C

e

D

2e

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • DEFINITE INTEGRALS

    OBJECTIVE RD SHARMA ENGLISH|Exercise Chapter Test 2|56 Videos
  • DEFINITE INTEGRALS

    OBJECTIVE RD SHARMA ENGLISH|Exercise Exercise|143 Videos
  • CONTINUITY AND DIFFERENTIABILITY

    OBJECTIVE RD SHARMA ENGLISH|Exercise Exercise|87 Videos
  • DERIVATIVE AS A RATE MEASURER

    OBJECTIVE RD SHARMA ENGLISH|Exercise Exercise|26 Videos

Similar Questions

Explore conceptually related problems

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

lim_(n to oo) sum_(r=1)^(n) (1)/(n)e^(r//n) is

The value of lim_(n to oo)(1)/(n).sum_(r=1)^(2n)(r)/(sqrt(n^(2)+r^(2))) is equal to

" if " Delta_(r) = |{:(r,,612,,915),(101r^(2),,2r,,3r),(r,,(1)/(r),,(1)/(r^(2))):}| then the value of lim_( n to oo) .(1)/(n^(3)) (Sigma_(r=1)^(n) Delta_(r) " is " "____"

If f(x) is integrable over [1,2] then int_(1)^(2)f(x)dx is equal to (a) lim_(nto oo) 1/n sum_(r=1)^(n)f(r/n) (b) lim_(nto oo) 1/n sum_(r=n+1)^(2n) f(r/n) (c) lim_(nto oo) 1/n sum_(r=1)^(n)f((r+n)/n) (d) lim_(nto oo) 1/n sum_(r=1)^(2n)f(r/n)

Evaluate lim_(n->oo)1/nsum_(r=n+1)^(2n)log_e(1+r/n)

Given that lim_(nto oo) sum_(r=1)^(n) (log (r+n)-log n)/(n)=2(log 2-(1)/(2)) , lim_(n to oo) [(1)/(n^k)[(n+1)^k(n+2)^k.....(n+n)^k]]^(1//n) , is

Find the value of lim_(n to oo) (tan(sum_(r=1)^(n) tan^(-1)((4)/(4r^(2)+3)))) .

Given that lim_(n to oo)sum_(r=1)^(n)(log(n^(2)+r^(2))-2logn)/(n)=log2+(pi)/(2)-2 , then lim_(n to oo) (1)/(n^(2m))[(n^(2)+1^(2))^(m)(n^(2)+r^(2))^(m)......(n^(2))^(m)]^(1//n) is equal to

lim_(n to oo)(n!)/((n+1)!-n!)

OBJECTIVE RD SHARMA ENGLISH-DEFINITE INTEGRALS-Chapter Test 1
  1. int(-pi//2)^(pi//2) sin^(2)x cos^(2) x(sin xcos x)dx=

    Text Solution

    |

  2. lim(nto oo) (1)/(n^(2))sum(r=1)^(n) re^(r//n)=

    Text Solution

    |

  3. The value of the integral int(-1)^(1) sin^(11)x" dx" is

    Text Solution

    |

  4. The value of int(-pi)^(pi)(1-x^(2)) sin x cos^(2) x" dx", is

    Text Solution

    |

  5. int(-pi)^(pi) [cos px-sin qx]^(2) dx where p,q are integers is equal t...

    Text Solution

    |

  6. about to only mathematics

    Text Solution

    |

  7. The value of int(3)^(5) (x^(2))/(x^(2)-4)dx, is

    Text Solution

    |

  8. The greater value of (x)=int(-1//2)^(x) |t|dt on the interval [-1//2,1...

    Text Solution

    |

  9. f(x)={:{(1-x","" "0 le c le 1),(0","" "1 le x le 2" and "phi ...

    Text Solution

    |

  10. If f(x)=int(-1)^(x)|t|dt, then for any xge0,f(x) equals

    Text Solution

    |

  11. int0^(2) (x-log(2)a)dx=2 log((2)/(a)), if

    Text Solution

    |

  12. If int(1)^(a) (a-4x)dx ge 6-5a, a gt 1, then a equals

    Text Solution

    |

  13. The value of int1^2 {f(g(x))}^(-1)f'(g(x))g'(x) dx , where g(1)=g(2),...

    Text Solution

    |

  14. If C0/1+C1/2+C2/3=0 , where C0 C1, C2 are all real, the equation C2x...

    Text Solution

    |

  15. The solution of the equation int(log(2))^(x) (1)/(e^(x)-1)dx=log(3)/(2...

    Text Solution

    |

  16. If int(a)^(b) (x^(n))/(x^(n)+(16-x)^(n))dx=6, then

    Text Solution

    |

  17. Let m be any integer. Then, the integral int(0)^(pi) (sin 2m x)/(sin x...

    Text Solution

    |

  18. int(-pi//4)^(pi//4) e^(-x)sin x" dx" is

    Text Solution

    |

  19. If (d(f(x)))/(dx) = g(x) AA x in [a, b] then int(a)^(b)f(x).g(x)dx is ...

    Text Solution

    |

  20. Evaluate : int(-pi/2)^(pi/2)(cosx)/(1+e^x)dx

    Text Solution

    |