Ask Question

2. How many bit strings of length 12 containa) exactly three 1s? b) at most three 1s? c) at least three 1s? d) an equal number of 0s and 1s?

+1
Answers (1)
  1. 20 April, 19:42
    0
    The answers are: 220, 299, 4017, and 924.

    Explanation:

    a) (¹²₃) = 220

    b (¹²₀) + (¹²₁) + (¹²₂) + (¹²₃) = 1 + 12+66+220 = 299.

    c) 2¹² - 66-12-1 = 4017

    d) (¹²₆) = 924
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “2. How many bit strings of length 12 containa) exactly three 1s? b) at most three 1s? c) at least three 1s? d) an equal number of 0s and 1s? ...” in 📗 Computers & Technology if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers