If A={5, 6, 7} and B={ }, then the value of A B is
{ }
{5,6,7}
{5}
As we learnt
OPERATION ON UNION
A ∪ φ = A
Using this property, the union in this question will be {5,6,7}
Create Your Account
To keep connected with us please login with your personal information by phone
Dont't have an account? Register Now