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how many2 digits can be formed from the numbers 1,2,3 and 4 if repetition is not allowed?

2007-02-24 23:18:12 · 3 answers · asked by a 1 in Science & Mathematics ➔ Mathematics

3 answers

16

2007-02-24 23:26:34 · answer #1 · answered by cat m 4 · 0⤊ 1⤋

16

2007-02-25 07:51:03 · answer #2 · answered by stunning_WARIS (jini 1 · 0⤊ 1⤋

12

2007-02-25 07:36:26 · answer #3 · answered by marfanman00000 5 · 1⤊ 0⤋

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