Question

Simplify the radical expression.
The square root of 144.

Answer 1

`√(144) = √(12* 12) = √(12^2) = (12^2)^{(1)/(2)} = 12^{(2)/(2)} = 12^1 = \huge{\boxed{12}}`

Answer is 12.

Also note that -12 x -12 = 144

Answer 2

The square root of 144 = +12 and -12.