gaonaayesha gaonaayesha

26-01-2021
Mathematics

contestada

A lock has a code of 4 numbers between 1 and 20. If no numbers in the
code are allowed to repeat, how many different codes could be made?

Respuesta :

jonahaath jonahaath

26-01-2021

20x19x18x17 = 116,280

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