sqrt(4) =
2
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Why is sqrt 4 only 2?
What are the roots of 4?
What is the square of 4?
The square root of 4 is denoted by √4, where symbol '√' is the symbol of the square root. Number 4 is a perfect square. So it is easy to find the root of 4 and ...
Oct 30, 2012 · It's just notation most likely. Yes, (−2)2=4, but often the √4 symbol is reserved for the positive square root, so √4=2.
Apr 12, 2021 · sqrt(4) is just a number and that number is equal to 2. However, +-2 are solutions to the equation x2 = 4.
The square root of 4 is expressed as √4 in the radical form and as (4)½ or (4)0.5 in the exponent form. It is the positive solution of the equation x2 = 4.
So, the square root of 4 is 2. Each positive perfect square has two square roots, one is positive and the other is negative as ...