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Questions and Answers

Which of the following represents the absolute value of a number on a number line as the distance of a number from 0?

The negative of the number

The number itself

The square of the number

The positive of the number (correct)

Which of the following operations can be performed on integers?

Exponentiation

Addition and subtraction only

Multiplication and division only

Addition, subtraction, multiplication, and division (correct)

Which of the following is a rational number?

$\sqrt{2}$

$\ln{2}$

$\pi$

$\frac{3}{4}$ (correct)

Which of the following is an irrational number?

$\ln{3}$ (D) Signup and view all the answers

Which of the following represents the square root of a number?

$\sqrt{x}$ (B) Signup and view all the answers

Which of the following correctly describes the cardinality of a set?

The number of elements in a set (B) Signup and view all the answers

Which of the following operations can be performed on rational numbers?

Addition, subtraction, multiplication, and division (B) Signup and view all the answers

Which of the following correctly represents the absolute value of a number on a number line as the distance of a number from 0?

$|x| = x$ (D) Signup and view all the answers

Which of the following correctly represents the different properties of operations on the set of integers?

Commutative, associative, and distributive (A) Signup and view all the answers

Which of the following correctly describes the subsets of real numbers?

Natural numbers, whole numbers, integers, rational numbers, irrational numbers (B) Signup and view all the answers