A cube root of a number is a value that, when multiplied by itself three times, gives the original number. For example, $$\text{If } x^3 = 27, \text{ then } x = 3$$ .

What is a perfect cube?

A perfect cube is a number that can be expressed as the cube of an integer. For example, 1, 8, 27, and 64 are perfect cubes.

What does the radical symbol (√) represent?

The radical symbol represents the square root of a number. For example, $$\text{The symbol } \text{√}49 \text{ means the square root of } 49$$ .

Is $$\text{√}50$$ rational or irrational?

@@ ext{√}50 ext{ is an irrational number because it cannot be expressed as a fraction.}@

What is the difference between rational and irrational numbers?

Rational numbers can be expressed as a fraction of two integers, while irrational numbers cannot be expressed as a simple fraction.

What is the value of $$\text{√}0$$ ?

$$\text{The square root of } 0 \text{ is } 0$$ .

Square & Cube Roots Flashcard Flashcards

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a square root?

Back

2.

FLASHCARD QUESTION

Front

What is a cube root?

Back

3.

FLASHCARD QUESTION

Front

What is the square root of 49?

Back

4.

FLASHCARD QUESTION

Front

What is the square root of 50?

Back

5.

FLASHCARD QUESTION

Front

What is the square root of 81?

Back

6.

FLASHCARD QUESTION

Front

What is the square root of 121?

Back

7.

FLASHCARD QUESTION

Front

What is a perfect square?

Back

A perfect square is a number that can be expressed as the square of an integer. For example, 1, 4, 9, 16, and 25 are perfect squares.

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