The number of binary sequences of length n that contain even number of 1’s is

# The number of binary sequences of length n that contain even number of 1’s is

1. A

${2}^{n–1}$

2. B

${2}^{n}-1$

3. C

${2}^{n}-2$

4. D

none of these

Fill Out the Form for Expert Academic Guidance!l

+91

Live ClassesBooksTest SeriesSelf Learning

Verify OTP Code (required)

### Solution:

${n}_{{C}_{0}}+{n}_{{C}_{2}}+{n}_{{C}_{4}}+......={2}^{n-1}$

## Related content

 How to Score 100 in Class 6 Maths using NCERT Solutions TS EAMCET Previous Year Question Papers CBSE Class 8 English Syllabus Academic Year 2023-2024 CBSE Class 7 English Syllabus Academic Year 2023-2024 CBSE Worksheets for Class 7 with Answers COMEDK UGET Mock Test 2024 (Available) – Free Mock Test Series Indian tribes Maurya Empire CBSE Class 10 Science Important Topics – You Should Not Miss in Board Exam 2024 CBSE Class 6 Social Science: Important Tips and Topics

+91

Live ClassesBooksTest SeriesSelf Learning

Verify OTP Code (required)