Q. 12 B3.8( 5 Votes )
For any two sets of A and B, prove that:
B’ ⊂ A’ A ⊂ B
Answer :
We have B’⊂ A’
To Show: A ⊂ B
Let, x ϵ A
⇒ x∉ A’ [∵ A ∩ A’ = ϕ ]
⇒ x ∉ B’ [ ∵ B’ ⊂ A’ ]
⇒ x ϵ B [∵ B ∩ B’ = ϕ]
Thus, x ϵ A ⇒ x ϵ B
This is true for all x ϵ A
∴ A ⊂ B.
Rate this question :
How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
Interactive Quiz on Sets33 mins
Sets and Wavy Curve Methods - 0149 mins
Interactive Quiz :Sets and Wavy Curve Methods - 0663 mins
Sets and Wavy Curve Methods - 0465 mins
Sets and Wavy Curve Methods - 0958 mins
Sets and Wavy Curve Methods - 0850 mins
Sets and Wavy Curve Methods - 0754 mins
Sets and Wavy Curve Methods - 0354 mins
Sets and Wavy Curve Methods - 0256 mins
Sets and Wavy Curve Methods - 1252 mins




















Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
view all courses
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation

