Home
Class 12
MATHS
1/2.5+1/5.8+1/8.11+….16 terms =...

`1/2.5+1/5.8+1/8.11+….16` terms =

A

`(4)/(25)`

B

`(8)/(25)`

C

`(16)/(25)`

D

`(1)/(25)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • AP EAMCET ( ONLINE QUESTION PAPER 2018 SOLVED)

    TS EAMCET PREVIOUS YEAR PAPERS|Exercise MATHEMATICS|80 Videos

  • AP EAMCET ENGINEERING ENTRANCE EXAM ONLINE QUESTION PAPER 2019 (SOLVED)

    TS EAMCET PREVIOUS YEAR PAPERS|Exercise Mathematics|80 Videos

Similar Questions

Explore conceptually related problems

Find the sum of indicated number of terms in each of the following Aps (i) 16, 11,6,….., 23 terms (ii) -0.5, -1.0, -1.5 ,………,10 terms (iii) -1,1/4,3/2 ,…..10 terms

-1,1,-1 ,……..11th term is ………..

The sum of first n terms of (1)/(2*5)+(1)/(5*8)+(1)/(8*11)+. . . is

1+(2)/(4) + (2.5)/(4.8)+(2.5.8)/(4.8.12)+(2.5.8.11)/(4.8.12.16)+…..=

If t = 1 - 1/8 + (1.3)/(8.16) -(1.3.5)/(8.16.24) + …… then prove that 5t^2 = 4

TS EAMCET PREVIOUS YEAR PAPERS-AP EAMCET ENGINEERING ENTRANCE EXAM -Mathematics
  1. if f:R rarr R is defined bty f(x)={{:(|[x-5]|, "for" x lt 5),([|x-5|...

    Text Solution

    |

  2. If f:A rarr B is an on to function such that f(x)=sqrt(|x|-x)+(1)/sqr...

    Text Solution

    |

  3. 1/2.5+1/5.8+1/8.11+….16 terms =

    Text Solution

    |

  4. If f(x)=|(1+sin^(2)x,cos^(2)x,4sin2x),(sin^(2)x,1+cos^(2)x,4sin2x),(si...

    Text Solution

    |

  5. If A={:[(1,0,-2),(-2,-1,2),(3,4,1)]:} then A^(-1) =

    Text Solution

    |

  6. If the system of simultaneous linear equations x+y+z=a,x-y+bz=2, 2x+3y...

    Text Solution

    |

  7. If z=x +iy,x,y in R and if the point p in the agrand plane represent...

    Text Solution

    |

  8. If P,Q and R are points respectively representing the complex numbers...

    Text Solution

    |

  9. A(z(1)) and B(z(2)) are two points in the argand plane then the loci...

    Text Solution

    |

  10. If x is a cube root of unity other than 1 then (x+(1)/(x))^(2)+[x^(2...

    Text Solution

    |

  11. If 3x^(2)-7x+2=0 and 15x^(2)-11x+a=0 have a common root and a is a p...

    Text Solution

    |

  12. Let alpha,beta be the roots of the equation x^(2)-|a|x-|b|=0 such that...

    Text Solution

    |

  13. If x in R and 1 le ((3x^(2)-7x+8)/(x^(2)+1))le 2 then the minimum and ...

    Text Solution

    |

  14. Let phi(x)=(x)/(x^(2)+1)(x+1) if a, b and c are the roots of the equa...

    Text Solution

    |

  15. In an examination hall there are 'mn' chairs in m rows and n columns t...

    Text Solution

    |

  16. Consider the folowing statements I:The number of non trivial even divi...

    Text Solution

    |

  17. The coefficient of x^(5) in the expansion of (x^(2)+2x+3)^(5) is

    Text Solution

    |

  18. If x is so small, that x^5 and higher power of x may be neglected, th...

    Text Solution

    |

  19. If (8)/((x+3)^(2)(x-2))=(Ax+B)/(x+3)^(2)+(C )/(x-2) then 25(B+8C-A)=

    Text Solution

    |

  20. Let alpha,beta and gamma be such that 0 lt alpha lt beta lt gamma lt 2...

    Text Solution

    |