CLEAN: Prince Felipe and Princess Letizia receives in audience the young Navarros

The video tutorial provides an introduction, a detailed explanation of the main topic, and concludes with a summary and closing remarks.

What is the primary role of zero in mathematics?

• To act as a placeholder

• To denote infinity

• To indicate a negative number

• To represent a positive number

Which civilization is credited with the first recorded use of zero?

• Mayans

• Ancient Egyptians

• Babylonians

• Greeks

How did the concept of zero influence trade and commerce historically?

• It was used to denote wealth

• It had no impact

• It simplified accounting

• It complicated calculations

In which mathematical operation is zero considered an identity element?

• Division

• Addition

• Multiplication

• Subtraction

What happens when you multiply any number by zero?

• The result is zero

• The number remains the same

• The number doubles

• The result is one