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October 21, 2014

October 21, 2014

Posted by **dddd47906** on Wednesday, April 9, 2014 at 6:17pm.

M=?

PLEASE DO NOT SOLVE! PLEASE only tell how to do the question.

- Math -
**Steve**, Wednesday, April 9, 2014 at 6:21pm9! ways if all different

but the 4 red flags can be arranged in 4! ways, but they are identical.

Similarly for the other colors, so the distinguishable arrangements are

9!/(4!2!3!)

- Math -
**dddd47906**, Wednesday, April 9, 2014 at 6:22pmthanks!

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