Real Number System

Front

Is √2 Irrational?

Back

Yes

Front

What type of number is ⅛?

Back

Rational

Front

Which number is an irrational number? 2.33333 . . ., 5.72314....., 5.72, 5²

Back

5.72314.....

Front

All whole numbers are rational numbers. True or False?

Back

True

Front

Natural numbers are: 1.5, 2, 2.5, 3, . . ., 0,1,2,3,4,5..., 1, 2, 3, 4, . . ., . . . , -2, -1, 0, 1, 2, . . .

Back

1, 2, 3, 4, . . .

Front

What is a rational number?

Back

A number that can be expressed as a fraction a/b, where a and b are integers and b ≠ 0.

Front

What is an irrational number?

Back

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

Front

Give an example of a rational number.

Back

1/2, 3, -4, 0.75

Front

Give an example of an irrational number.

Back

π (pi), √3, e (Euler's number)

Front

Are all integers rational numbers? True or False?

Back

True