Question

if a={A1234}, b={12356} ,then find a union b ,b union a,a-b,b-a,then what do u observe​

Answer 1

Step-by-step explanation:

a = {A1234} b = {12356}

aUb = {A123456}

bUa = {A123456}

a-b = {A}

b-a = {6}

hope it will help you...

Answer 2

Answer:

a union b = {A,1,2,3,4,5,6}

b union a = {A,1,2,3,4,5,6}

a-b= {A,4} b-a={5,6}

Step-by-step explanation:

while solving a-b , just reduce the no. which are common in b and write the remaining elements .

#b-a will have also a same procedure.