Question

Minta tolong nomer 12, 13, dan 14 ya

Answer 1

12.
3x-2 < 2(2x + 3)
3x-2 < 4x+6
x> -8

13.
S + I = A + B + U
S + 5 = 23 + 12 + 0
S = 30

14.
P = {1,2,3,4,6,8,12,24}
Q = {2,4,6,8,10,12,14,16,18,20,22}
P ^ Q = {2,4,6,8,12}