Meet the concept↗
For n distinct objects, successive choices are n, , …, 1, giving n!. The counting rule needs the stated number of choices after each preceding choice; this is not a probability-independence assumption.
Conditions: Objects are distinct.; Order matters.
0:13 – 0:36Open original video ↗
This platform does not support timestamp links. Locate this interval in the original video.If embedding is unavailable, use the original source.For n distinct objects, successive choices are n, , …, 1, giving n!. The counting rule needs the stated number of choices after each preceding choice; this is not a probability-independence assumption.
Conditions: Objects are distinct.; Order matters.
0:13 – 0:36Open original video ↗
This platform does not support timestamp links. Locate this interval in the original video.If embedding is unavailable, use the original source.