Square and Cube Roots

Front

What is a perfect square?

Back

A perfect square is a number whose square root is a whole number.

Front

What is the principal square root?

Back

The principal square root is the positive square root of a number.

Front

Can the square root of a negative number be a real number?

Back

No, the square root of a negative number is not a real number.

Front

Which number has both a whole number square root and cube root?

Back

64 has both a whole number square root (8) and cube root (4).

Front

What is the square root of 144?

Back

The square root of 144 is ±12.

Front

What is the square root of 0?

Back

The square root of 0 is 0.

Front

What is the relationship between squares and square roots?

Back

The square root of a number is a value that, when multiplied by itself, gives the original number.

Front

What is the cube root of a number?

Back

The cube root of a number is a value that, when multiplied by itself three times, gives the original number.

Front

What is the difference between a square root and a cube root?

Back

A square root is a number that produces a specified quantity when multiplied by itself, while a cube root is a number that produces a specified quantity when multiplied by itself three times.

Front

What is the square root of 25?

Back

The square root of 25 is ±5.