Square and Square Root Equations

Front

What is a square number?

Back

A square number is an integer that is the square of an integer. For example, 1, 4, 9, 16, and 25 are square numbers because they can be expressed as 1², 2², 3², 4², and 5² respectively.

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 × 3 = 9.

Front

Solve x² = 16

Back

x = 4, -4

Front

Solve x² = 25

Back

x = 5, -5

Front

Solve √x = 36

Back

x = 1296

Front

Solve √x = 49

Back

x = 2401

Front

What is the relationship between squares and square roots?

Back

The square root of a number is the inverse operation of squaring a number. If x² = a, then √a = x.

Front

What is the square of 7?

Back

49

Front

What is the square root of 100?

Back

10

Front

Solve x² = 144

Back

x = 12, -12