oliviatessa oliviatessa
  • 15-05-2022
  • Mathematics
contestada

How many two-digit, positive integers can be formed from the digits 1, 3, 5, and 9, if no digit is repeated?
24
16
12

Respuesta :

Аноним Аноним
  • 15-05-2022

Answer:

12

Step-by-step explanation:

Using Permutation Formula :

  • ⁴P₂
  • 4! / 2!
  • 4 x 3 x 2! / 2!
  • 4 x 3
  • 12
Answer Link

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