please show work

Let A = {0, 12, 345), B = {12, 345), and C = {0}. Fill in the blanks below to produce true statements: . | AXB| = 6 .B CV 1 = 1 ANCOB = V ( AB) n(CB) = V 0 v 345 V V is a subset of both A and but not CU(CC) = . AU(AB) I =