Real Number System

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 a 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 goes on forever without repeating.

Front

Back

Rational Number.

Front

Back

Rational Number.

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Back

Irrational Number.

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Back

Irrational Number.

Front

What is the square root of 16?

Back

4, which is a Rational Number.

Front

Is 0 a Natural Number?

Back

No, 0 is not a Natural Number.

Front

What is a Whole Number?

Back

Whole Numbers are all the natural numbers including zero (0, 1, 2, 3, ...).