Square and Cube Roots

Front

What is the square root of a number?

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

True or False: The square root of a negative number is a real number.

Back

False. The square root of a negative number is not a real number.

Front

What is the principal square root?

Back

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

Front

Which number has a whole number square root?

Back

Examples include 0, 1, 4, 9, 16, 25, etc.

Front

What is the square root of 64?

Back

8

Front

What is the cube root of 27?

Back

3

Front

True or False: To find the cube root, you divide the number by 3.

Back

False. To find the cube root, you find a number that, when multiplied by itself three times, equals the original number.

Front

What is the cube root of -1000?

Back

-10

Front

What is the square root of 100?

Back

10