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If I have four boxes arranged in a 2 x 2 grid, in how many distinct ways can I place the digits 1, 2, 3, and 4 in the boxes such that each box contains at most one digit?

 Jul 1, 2022
 #1
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There are 6 ways.

 Jul 1, 2022
 #2
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4x3x2x1= a total 24 ways.

 

basic counting.

 Jul 2, 2022

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