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8 years, 4 months ago
8 years, 4 months ago
In this question possibilities are very few and therefore we can manually enumerate those-
They are only four combinations-
0,2,8 i.e can be arranged in 3! ways
2,2,6 i.e in 3!/2! ways
0,4,6 i.e in 3! ways
2,4,4 i.e in 3!/2! ways
Adding all the combinations, we will get the answer as 18
ANS: 18