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Let E = {1, 2, 3, 4} and F = {1, 2}. The...

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

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The correct Answer is:
14
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Let E = {1,2,3,4} and F = {1,2}, then thee number of onto functions from E to F is

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Knowledge Check

  • Let R = (a, b, c, d} and S = {1, 2, 3), then the number of function f, from R to S, which are onto is

    A
    80
    B
    16
    C
    24
    D
    36
  • Let A = {1, 2, 3, 4} and B = {a, b}. A function f : A to B is selected randomly. Probability that function is an onto function is

    A
    `1/8`
    B
    `5/8`
    C
    `7/8`
    D
    `3/8`
  • Similar Questions

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

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