Question

Let A = { 1, 2, 3, 4, 5, 6}, B = { 2, 4, 6, 8 }. Find A – B and B – A.

Answer 1

@luckythebest

Answer 2

one concept.

A - B means THE ELEMENTS OF A WHICH ARE NOT IN B.

B - A means THE ELEMENTS OF B WHICH ARE NOT IN A.

(Which means u will exclude any common elements.)

this one u try up urself ? :P

Answer 3

A-B= ( part of A but not B ) = (1,5) , B-A=(part of B but not of A) =8

Answer 4

@ijoshi A-B also includes 3.