State whether the sets A and B are equal. , A = `{1, 4}`, B= `{1^2, 2^2}`

State whether the sets A and B are equal. ,A = {phi} , B = set of prime numbers less than 2

Show that the following pair of sets are equal A = (1, 2) and B = (1, 1, 2, 2, 1)

State whether each of the following binary relations on the set A={1, 2, 3} is reflexive, symmetric and transitive R={(1,1),(1,2),(2,3)}

State whether each of the following binary relations on the set A={1, 2, 3} is reflexive, symmetric and transitive R={(1,1),(2,2),(3,3),(1,2),(2,1),(2,3),(3,2)}

State whether each of the following binary relations on the set A={1, 2, 3} is reflexive, symmetric and transitive R={(1,1),(2,2),(3,3),(1,2),(2,1)}

State whether each of the following binary relations on the set A={1, 2, 3} is reflexive, symmetric and transitive R={(1,1),(2,2),(1,2),(2,1)}

State whether each of the following binary relations on the set A={1, 2, 3} is reflexive, symmetric and transitive R={(1,1),(1,3),(3,1)}

State whether each of the following binary relations on the set A={1, 2, 3} is reflexive, symmetric and transitive R={(1,1),(2,2),(3,3),(1,2)}

State whether the following sets are null set or singleton set: {x|x in R,x^2=-4}

State whether the following sets are null set or singleton set: {x|x in R,x=root(3)(1)}