permutation question
Asked by Kirandoon
| 15th Jan, 2009,
05:59: PM
Expert Answer:
since the alphabets comes in the start and we have two of them so they can be arranged in 2 ways.
now four digits can be arranged in (4!) ways.
so total no. of plates that can be made without duplication = 2*(4!)
Answered by
| 22nd Jan, 2009,
10:12: AM
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