Question

urgente para hj 15 pts

2 questões




urgt !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answer 1

A = {.... -3, -2, -1, 5, 6, 7, ...}
B = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12}
A inter B = {5, 6, 7, 8, 9, 10, 11, 12}
8 elementos

questão 2

0>x>3 --> x --> {...-3, -2, -1, 4, 5, 6, ...}
x > 3