Square Roots and Cube Roots

Front

What is a square root?

Back

A square root of a number is a value that, when multiplied by itself, gives the original number. For example, the square root of 9 is 3 because 3 x 3 = 9.

Front

What is a cube root?

Back

A cube root of a number is a value that, when multiplied by itself three times, gives the original number. For example, the cube root of 27 is 3 because 3 x 3 x 3 = 27.

Front

What is the square root of 16?

Back

4

Front

What is the cube root of 64?

Back

4

Front

What is the square root of 25?

Back

5

Front

What is the cube root of 125?

Back

5

Front

Can a negative number have a real square root?

Back

No, negative numbers do not have real square roots.

Front

What is the square root of 0?

Back

0

Front

What is the cube root of -27?

Back

-3

Front

If x^2 = 36, what is x?

Back

x = 6 or x = -6.