Question

If A and B are two sets then A-B=B-A if
A⊂B
B⊂A
A=B
None Of These​

Answer 1

Answer:

3rd option..

i.e. A = B is the answer.

Answer 2

$\huge\frak\pink{answer}$

A

B

ϕ

∴A−B=AandB−A=B

b

A=B

∴A−B=B−A=ϕ

$\huge\frak\pink{hope \: it \: helps}$