Which of the following is NOT a rational number: $$\sqrt{11}, 3\sqrt{100}, \sqrt{4}, \sqrt{8}$$ ?

$$\sqrt{11}$$ is NOT a rational number.

What is the square root of 53?

$$\sqrt{53}$$ is an irrational number.

Is the number 7.5 rational or irrational?

Rational, because it can be expressed as $$\frac{15}{2}$$ .

What is the decimal representation of an irrational number?

An irrational number has a non-repeating, non-terminating decimal representation.

Provide an example of a rational number.

An example of a rational number is 0.75, which can be expressed as $$\frac{3}{4}$$ .

What is the classification of the number 0?

Rational, because it can be expressed as $$\frac{0}{1}$$ .

What is the classification of the number 5.2?

Rational, because it can be expressed as $$\frac{26}{5}$$ .

Unit 4 Test Review (Irrational Numbers Enter the Number System Flashcards

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a rational number?

Back

2.

FLASHCARD QUESTION

Front

What is an irrational number?

Back

3.

FLASHCARD QUESTION

Front

Back

Irrational

4.

FLASHCARD QUESTION

Front

Classify the number 0.04769165821735......

Back

Irrational

5.

FLASHCARD QUESTION

Front

Back

Rational and real.

6.

FLASHCARD QUESTION

Front

Back

7.

FLASHCARD QUESTION

Front

What is the square root of 64?

Back

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