Question

two square root of 4 are




​

Answer 1

Answer:

It is called principal square root denoted by √a. √ is called the radical symbol or radix and in this example, the principal square root of 4 is 2 which is denoted by √4 = 2 because 22 = 2 • 2 = 4 and 2 are non-negative.

Answer 2

Step-by-step explanation:

2√4=(2^1/2)^2=2

hope this helps you