Question

plzzz ko dsso dam dma sahib ch sabh ton special ki hai plzzzzzzzzzzzzzz​

Answer 1

Answer:

education is the most important weapon which you can use to change the world

Answer 2

Explanation:

usual, prove it using the general heuristic that

X=YX=Y if and only if X⊆Y and X⊇Y.X⊆Y and X⊇Y.

In other words, take a generic element of A×(B−C)A×(B−C) and show that it also must be an element of (A×B)−(A×C)(A×B)−(A×C), and vice versa.