Question

ture or false if x € A and A€B then x€B

Answer 1

Hi_____________

True

Let i explain it practically .

you are =X which belong to your family (A)

now Your family belong to your city (B).

so definitely your are belong to your city(B).

so
if x€A, A€B then X€B.

now let A be the set which have element x.

now A is the subset of B then all elements of A is also be contain on B

so x€B.

it more in snap.