Home
Class 12
MATHS
Let A=1{1.2.34 5} and B= {1,2 3.4, 5 6}....

Let `A=1{1.2.34 5} and B= {1,2 3.4, 5 6}`. Then the number of functions `f: A to B` satisfying `f(1)+f(2)=f(4)-1` is equal to _____

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • JEE MAIN 2022

    JEE MAINS PREVIOUS YEAR|Exercise Question|454 Videos

  • JEE MAIN 2024

    JEE MAINS PREVIOUS YEAR|Exercise Questions|18 Videos

Similar Questions

Explore conceptually related problems

Let E = {1, 2, 3, 4} and F = {1, 2}. Then the number of onto functions from E to F is

Let E={1,2,3,4,} and F={1,2}. Then the number of onto functions from E to F, is ______.

Let E=(1,2,3,4) and F-(1,2) . Then the number of onto functions from E to F is:

If A={1,2,3},B={1,2,3,4,5,6,7,8} then the number of functions f from A to B such that f(i)lt=f(j) AAiltj

Let A={1,2,3,4}. The number of functions f:A rarr A satisfying f(f)=1 for all 1<=i<=4 is (A) 1( B) 6(C)9(D)10

If f:A rarr B,A={1,2,3,4},B={1,2,3} and f(i)!=i then the number of onto functions from A to B is

Let A={1,2,3,4} , B={1,2,3,4,5,6,7,8} the number of one - one functions f: A rarr B such that f(i)!=i , for i=1,2,3,4

JEE MAINS PREVIOUS YEAR-JEE MAIN 2023-Question
  1. Let y= y(x) be the solution of the differential equation (dy)/(dx)+5/...

    Text Solution

    |

  2. Let the probability of getting head for a biased coin be 1/4. It is to...

    Text Solution

    |

  3. Let A=1{1.2.34 5} and B= {1,2 3.4, 5 6}. Then the number of functions ...

    Text Solution

    |

  4. For k in NN , if the sum of the series 1+4/k+8/k^2+13/k^2+19/k^4+. . ....

    Text Solution

    |

  5. Let the line l:x=(1-y)/-2=(z-3)/lamda ,lamda in RR meet the plane P:x ...

    Text Solution

    |

  6. If A is the area in the first quadrant enclosed by the curve C: 2x^2-y...

    Text Solution

    |

  7. Let veca=hati+2hatj+3hatk and vecb=hati+hatj-hatk.If vecc is a vector ...

    Text Solution

    |

  8. Let the tangent to the parabola y^2 = 12x at the point (3, alpha) be p...

    Text Solution

    |

  9. The number of points, where the curve f(x)=e^(8x)-e^(6x)-3e^(4x)-e^(2x...

    Text Solution

    |

  10. If the line l1 : 3y - 2x = 3 is the angular bisector of the lines l2 :...

    Text Solution

    |

  11. Let S={z in CC-{i-2i}:(z^2+8iz-15)/(z^2-3iz-2) in RR}.If alpha-13/11i ...

    Text Solution

    |

  12. Let (a+bx+cx^2)^10= sum(i=0)^(20) pi x^(i), a,b,c in NN. If p1=20 and ...

    Text Solution

    |

  13. Let x= x(y) be the solution of the differential equation 2(y+2)loge(y+...

    Text Solution

    |

  14. The total number of three-digit numbers, divisible by 3, which can be ...

    Text Solution

    |

  15. The mean and standard deviation of 10 observations are 20 and 8 respec...

    Text Solution

    |

  16. If the domain of the function f(x)=loge(4x^2+11x+6)+ sin^-1(4x+3)+cos^...

    Text Solution

    |

  17. Let ABCD be a quadrilateral. If E and F are the mid points of the diag...

    Text Solution

    |

  18. Let the foot of perpendicular of the point P(3, -2, -9) on the plane p...

    Text Solution

    |

  19. The number of common tangents, to the circles x^2 +y^2-18x-15y+131=0 a...

    Text Solution

    |

  20. If the set {Re((z-barz+z barz)/(2-3z+5barz)):z in CC ,Re(z)=3} is equa...

    Text Solution

    |