Answers:
(i) This statement is True
Reason – Neither {2} and nor {1} is a subset of set A.
(ii) This statement is True
Reason – All three {ϕ, {ϕ}, {1, ϕ}} are subset of set A.
(iii) True
Reason – {{ϕ}} is a subset of set A.
Answers:
(i) This statement is True
Reason – Neither {2} and nor {1} is a subset of set A.
(ii) This statement is True
Reason – All three {ϕ, {ϕ}, {1, ϕ}} are subset of set A.
(iii) True
Reason – {{ϕ}} is a subset of set A.