Gr 10 Math Ch 1: The Real Number System

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Which subset of numbers includes all natural numbers and zero?

Rational Numbers (Q)

Whole Numbers (N0) (correct)

Integers (Z)

Natural Numbers (N)

What is the symbol for the set of integers?

N0

Z (correct)

N

Q

Which number is an example of an irrational number?

4/5

√2 (correct)

3

0.75

What is the term for numbers that have a negative square root?

Imaginary Numbers Signup and view all the answers

Which subset of numbers includes all rational and irrational numbers?

Real Numbers (R) Signup and view all the answers

What is the symbol for the set of rational numbers?

Q Signup and view all the answers

Which of the following numbers is not an example of a real number?

√(-1) Signup and view all the answers

What is the relationship between the sets of natural numbers, whole numbers, and integers?

Natural Numbers are a subset of Whole Numbers, which are a subset of Integers Signup and view all the answers

Which of the following statements is true about natural numbers?

They are a subset of whole numbers. Signup and view all the answers

What is the main difference between rational and irrational numbers?

Rational numbers can be expressed as a fraction, while irrational numbers cannot. Signup and view all the answers

Which of the following numbers is an example of a whole number but not a natural number?

0 Signup and view all the answers

What is the symbol for the set of real numbers?

R Signup and view all the answers

Which of the following statements is true about integers?

They include whole numbers and their negative counterparts. Signup and view all the answers

What is the relationship between the sets of real numbers and rational numbers?

Rational numbers are a subset of real numbers. Signup and view all the answers

Which of the following numbers is not an example of an integer?

4.5 Signup and view all the answers

What is the main characteristic of imaginary numbers?

They have a negative square root. Signup and view all the answers

What is the common property among the numbers in the set of whole numbers?

They include zero. Signup and view all the answers

Which set of numbers is a subset of integers?

Natural numbers Signup and view all the answers

What is the key difference between rational and irrational numbers?

Rational numbers can be expressed as a fraction, while irrational numbers cannot. Signup and view all the answers

What is the relationship between the sets of real numbers and irrational numbers?

The set of irrational numbers is a subset of real numbers. Signup and view all the answers

Which of the following numbers is an example of a rational number but not an integer?

3/4 Signup and view all the answers

What is the hierarchy of the number system?

Real numbers -> Rational numbers -> Integers -> Whole numbers -> Natural numbers Signup and view all the answers

What is the main characteristic of natural numbers?

They are all positive integers. Signup and view all the answers

Which set of numbers includes all integers and their negative counterparts?

Integers Signup and view all the answers