SOLUTION: How many 4 digit combinations using number 1,1,2,3?
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Algebra.Com
Question 1133960: How many 4 digit combinations using number 1,1,2,3?
Thank you!
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
4!/2!1!1!
=24/2=12 ways
1123
1132
1213
1231
1312
1321
2311
2113
2131
3112
3121
3211
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