Question

find the value of √0.0484 and evaluate √484 - √0.000484. ( direct answer is 0.22 and 21.978 and I want explanation) ​

Answer 1

Or, √0.0484 = 0.22

The square root of 0.0484 is defined as the positive real number such that, multiplied by itself, results in 0.0484.

The square root of 0.0484 can be written as (0.0484)1/2. Thus,

(0.0484)1/2 = (0.22 × 0.22)1/2

(0.0484)1/2 = [(0.22)2]1/2

(0.0484)1/2 = (0.22)2/2

(0.0484)1/2 = (0.22)1

So,

√0.0484 = 0.22