Real Number Review (Pre-rreq)

Front

What is a Real Number?

Back

A Real Number is any number that can be found on the number line, including both rational and irrational numbers.

Front

Define Rational Number.

Back

A Rational Number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

Front

What is an Irrational Number?

Back

An Irrational Number is a number that cannot be expressed as a simple fraction; its decimal representation is non-repeating and non-terminating.

Front

Define Whole Number.

Back

Whole Numbers are non-negative integers, including zero (0, 1, 2, 3, ...).

Front

What are Natural Numbers?

Back

Natural Numbers are the set of positive integers starting from 1 (1, 2, 3, ...).

Front

Classify the number 0.5.

Back

Rational Number.

Front

Classify the number -3.

Back

Integer.

Front

Classify the number 4.

Back

Natural Number.

Front

Classify the number √2.

Back

Irrational Number.

Front

What is the difference between Rational and Irrational Numbers?

Back

Rational Numbers can be expressed as fractions, while Irrational Numbers cannot be expressed as fractions.