Question

if A = {a,b,c,d} B = {b,c,d,e} C = {c,d,e,f} D = {d,e,f,g}, find
a) A-B
b) B-C
c) C-D

Answer 1

Step-by-step explanation:

a={a,e}

b={b,f}

c={c,g}