TTilley71761 TTilley71761
  • 20-02-2024
  • Mathematics
contestada

Find the number of one-one functions from A = 1, 2, 3, 4 to B = 1, 2, 3, 4, 5, 6, 7 such that f(1) = 5 and
a) 0
b) 6
c) 24
d) 120

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