SET NOTATION

The set of honest people

• Well-Defined Set

• Not Well-Defined Set

Answer explanation

It is not well defined because we cannot measure it

The set of prime numbers

• Well-Defined Set

• Not  Well-Defined Set

The set of dedicated teachers

• Well-Defined Set

• Not  Well-Defined Set

Answer explanation

We cannot measure being dedicated

The set of small number

• Well-Defined Set

• Not  Well-Defined Set

Answer explanation

We cannot identify which numbers are small

The set of perfect square number

• Well-Defined Set

• Not  Well-Defined Set

{p, e, t} = {t, e, p}

• True

• False

Answer explanation

Very easy! it is equal

{2, 4, 6, …, 50} ≈ {1, 3, 5, …, 49}

• True

• False

Answer explanation

They have the same number of elements that's why they are just equivalent

{a, t, o, m} ≈ {t, o, m, a}

• True

• False

Answer explanation

They are equal not equivalent

{V, X, L} = {5, 10, 50}

• True

• False

Answer explanation

They are equivalent not equal

{Jose, Apolinario, Andres} ≈ {Rizal, Mabini, Bonifacio}

• True

• False

Answer explanation

They are the same it should be = sign