wiz-icon
MyQuestionIcon
MyQuestionIcon
162
You visited us 162 times! Enjoying our articles? Unlock Full Access!
Question

For any two sets A & B;n(A)=4,n(B)=7,n(AΔB)=3, then, n(AB)=

Open in App
Solution

Given n(A)=4,n(B)=7,n(AΔB)=3
We know the formula, i.e.,
n(AΔB)=n(A)+n(B)2n(AB).
3=4+72n(AB)
n(AB)=4+732=4.


flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Properties of Symmetric Difference of Sets
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon