A signal can be formed by running different colored flags up a pole, one above the other.
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A signal can be formed by running different colored flags up a pole, one above the other. Find the number of different signals consisting of 12 flags that can be made using 4 white flags, 4 red flags, and 4 blue flags.
Related Book For
Income Tax Fundamentals 2013
ISBN: 9781285586618
31st Edition
Authors: Gerald E. Whittenburg, Martha Altus Buller, Steven L Gill
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