seibertwilliam59
seibertwilliam59 seibertwilliam59
  • 12-05-2022
  • Mathematics
contestada

Suppose we choose7 objects without replacement from 9 objects

Respuesta :

profarouk profarouk
  • 12-05-2022

Answer:

181 440

Step-by-step explanation:

We have 9 choices for Choosing the first object

              8 choices for Choosing the 2nd object

              .

              .

              .

             3 choices for Choosing the seventh object

Therefore if we want to choose7 objects without replacement from 9 objects we have : 9×8×7×6×5×4×3 = 181 440

Also ,we can calculate it this way :

9P7 = 181 440

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