Mathematical Notation Quiz

What does the symbol ℕ represent in mathematical notation?

• The set of integers

• The set of positive integers and zero

• The set of rational numbers

• The set of real numbers

Which set is represented by the symbol ℤ?

• The set of positive integers

• The set of integers

• The set of rational numbers

• The set of real numbers

What does the symbol ℚ represent?

• The set of real numbers

• The set of positive integers

• The set of rational numbers

• The set of integers

What is the meaning of the symbol ℝ in mathematical notation?

• The set of rational numbers

• The set of real numbers

• The set of integers

• The set of positive integers

What does the symbol ∅ represent?

• The universal set

• The empty (null) set

• The set of positive integers

• The set of real numbers

What does the symbol ∪ represent in set theory?

• Intersection

• Union

• Complement

• Empty set

What does the symbol ∩ represent?

• Union

• Intersection

• Complement

• Empty set

What does the symbol ℤ⁺ represent?

• The set of positive integers

• The set of integers

• The set of rational numbers

• The set of real numbers

What does the symbol ℚ⁺ represent?

• The set of positive real numbers

• The set of positive rational numbers

• The set of integers

• The set of real numbers

What does the symbol ℝ⁺ represent?

• The set of positive integers

• The set of positive real numbers

• The set of rational numbers

• The set of integers