Venn Diagram Quiz

What is the effect of the tongue's misuse as mentioned in the text?

• It leads to peace

• It causes wars, divorces, and lost friendships

• It promotes understanding

• It encourages creativity

Which of the following is true if A = B according to the alternative definition?

• A ⊆ B and B ⊆ A

• A ⊆ B only

• B ⊆ A only

• A ∩ B = ∅

Which symbol(s) can be used to show that {a, b, c} is a subset of {a, b, c, d}?

• ⊆, ⊂, or both

• ⊆ only

• ⊂ only

• Neither

Which symbol indicates that a set is a subset but not necessarily a proper subset?

• ⊆

• ⊂

• =

• ≠

If set A is a subset of set B, which of the following is true?

• All elements of A are in B

• All elements of B are in A

• A and B are disjoint

• A has more elements than B

How many subsets does the set {a, b, c} have?

• 6

• 7

• 8

• 9

Which subset of {a, b, c} contains only one element?

• {a, b}

• {b}

• {a, b, c}

• {a, c}

Which subset of {a, b, c} contains two elements?

• {a}

• {b, c}

• {c}

• ∅

If b is included and a is not, which subset is formed?

• {a}

• {b}

• {a, b}

• ∅

Which of the following is not a subset of {a, b}?

• {a}

• {b}

• {a, b}

• {c}