Question

sendo A= { 0,1,2, -1, -2} e B = { -1,2,3} , o conjunto ( B-A) U ( A-B) é:

Answer 1

{3} U {0,1,-2}= {-2,0,1,3}

Answer 2

A={0,1,2,-1,-2}
B={-1,2,3}

(B-A)U(A-B)
(3)U(-2,0,1)
(-2,0,1,3)