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Questions and Answers
What is the most common numeral system used for representing non-negative integers?
What is the most common numeral system used for representing non-negative integers?
- Hindu–Arabic numeral system (correct)
- Roman numeral system
- Greek numeral system
- Babylonian numeral system
Which type of numbers has been included in the notion of number over the centuries?
Which type of numbers has been included in the notion of number over the centuries?
- Zero, negative numbers, rational numbers, real numbers, and complex numbers (correct)
- Natural numbers and irrational numbers
- Only natural numbers
- Natural numbers and complex numbers
What does the numeral '5' represent?
What does the numeral '5' represent?
- The word 'five'
- The word 'four'
- The number four
- The number five (correct)
What is the most common use of numerals in addition to counting and measuring?
What is the most common use of numerals in addition to counting and measuring?
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What type of numbers extend the real numbers with a square root of -1?
What type of numbers extend the real numbers with a square root of -1?
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Study Notes
Numeral Systems
- The most common numeral system used for representing non-negative integers is the decimal system.
Evolution of Numbers
- Over the centuries, the notion of number has been extended to include different types of numbers, such as rational, irrational, and complex numbers.
Decimal Numeral System
- The numeral '5' represents the number five in the decimal system.
Applications of Numerals
- Apart from counting and measuring, the most common use of numerals is in mathematical calculations, such as algebra, arithmetic, and geometry.
Complex Numbers
- Complex numbers extend the real numbers with a square root of -1, which is represented by the imaginary unit i.
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