solve this !! Q12 Establish the following result for any two sets A B A⊆B⇔ B'⊆A' - Maths - Sets

Question

solve this !!

Q12 Establish the following result for any two sets A & B
A ⊆ B ⇔   B ' ⊆ A '

Chandan Raj · Accepted Answer

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solve this !! Q12. Establish the following result for any two sets A & B A ⊆ B ⇔ B ' ⊆ A '