cherjanebo4b9by cherjanebo4b9by

25-04-2017
Mathematics

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How many 6-digit binary strings have the property that their second and fourth digits are 1s?

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LammettHash LammettHash

25-04-2017

Fixing two of the bits leaves four remaining positions, each with two possibilities (0 or 1), so there are [tex]2^4=16[/tex] possible strings.

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