Answer:
12
Explanation:
The square root of 144 is defined as the only positive real number such that, multiplied by itself, it is equal to 144.
The square root of 144 can be written as (144)1/2. Like this
(144) 1/2 = (12 × 12)1/2
(144) 1/2 = [(12)2]1/2
(144) 1/2 = (12)2/2
(144) 1/2 = (12)1
Later
√144 = 12