Home
Class 12
MATHS
If the m^(th) term and the n^(th) term o...

If the `m^(th)` term and the `n^(th)` term of an A.P. are respectively `(1)/(n)and(1)/(m)`, then the `(mn)^(th)` term of the A.P. is

A

`(1)/(mn)`

B

`(m)/(n)`

C

1

D

`(n)/(m)`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • QUESTION PAPER 2007

    WB JEE PREVIOUS YEAR PAPER|Exercise MULTIPLE CHOICE QUESTIONS|100 Videos

  • QUESTION PAPER 2009

    WB JEE PREVIOUS YEAR PAPER|Exercise MULTIPLE CHOICE QUESTIONS|80 Videos

Similar Questions

Explore conceptually related problems

If the P^(th) and q^(th) terms of an A.Pare a and b respectively,then show that the sum of first (p+q) terms of thath A.P is 1/2(p+q) (a+b+(a-b)/(p-q))

The 5th and 13th terms of an A.P. are 16 and 28 respectively. Find the A.P.

The 5th and 13th term of an A.P are 5 and -3 respectively. Find the A.P and the 30th term.

The third term of an A.P. is (1)/(5) and the 5th term is (1)/(3) . Show that the sum of 15 terms of the A.P. is 8.

If the first and the n^("th") term of a G.P. are a and b, respectively, and if P is the product of n terms, prove that P^2 = (ab)^n .

If the 3rd and the 9th terms of an AP are 4 and -8 respectively, which term of this AP is zero?

The p th ,q th and r th terms of an A.P are a,b,c respectively. Show that (p-r)a+(r-p)b+(p-q) c=0

The p^(th), q^(th) and r^(th) terms of an A.P. are a, b, c, respectively. Show that (q-r) a+(r-p) b+(p-q)c = 0

If 9^(th) term of an A.P. is zero, prove that its 29^(th) term is double the 19^(th) term.

30th term of the AP: 10, 7, 4, …, is

WB JEE PREVIOUS YEAR PAPER-QUESTION PAPER 2008-MULTIPLE CHOICE QUESTIONS
  1. Let A={1,2,3} and B={2,3,4}, then which of the following relations is ...

    Text Solution

    |

  2. One possible condition for the three points (a,b),(b,a) and (a^(2),-b^...

    Text Solution

    |

  3. If the m^(th) term and the n^(th) term of an A.P. are respectively (1)...

    Text Solution

    |

  4. Find the following: int1^4abs[x-2]dx

    Text Solution

    |

  5. Find int0^(pi/2) logtanxdx

    Text Solution

    |

  6. Find int 1/sqrt(2x-x^2)dx

    Text Solution

    |

  7. If h(x)=(x^(3)-a^(3))/(x-a), then find h(a).

    Text Solution

    |

  8. The value of (1-omega+omega^(2))^(5)+(1+omega-omega^(2))^(5), where om...

    Text Solution

    |

  9. The degree of the differential equation [1+((dy)/(dx))^(2)]^(5//3)=(d^...

    Text Solution

    |

  10. The differential equation of all parabolas whose axes are parallel to ...

    Text Solution

    |

  11. The solution of the differential equation (dy)/(dx)=e^(y+x)+e^(y-x) is

    Text Solution

    |

  12. The value of the integral int(0)^(2)|x^(2)-1|dx is

    Text Solution

    |

  13. If x=e^(t)sint, y=e^(t)cost then (dy)/(dx) at t=pi is

    Text Solution

    |

  14. The value of (dy)/(dx) at x=(pi)/(2), where y is given by y=x^(sinx)+s...

    Text Solution

    |

  15. The value of int(0)^(pi)|cosx|dx is

    Text Solution

    |

  16. The value of int(-3)^(3)(ax^(5)+bx^(3)+cx+k)dx, where a, b, c, k are c...

    Text Solution

    |

  17. The value of the integral int(-a)^(a)(xe^(x^(2)))/(1+x^(2))dx is

    Text Solution

    |

  18. The value of the limit lim(nrarroo)((1)/(n+1)+(1)/(n+2)+.......+(1)/(6...

    Text Solution

    |

  19. The order and degree of the following differential equation [1+((dy)/(...

    Text Solution

    |

  20. The differential equation of the family of circles passing through the...

    Text Solution

    |