Question

What is the domain of the function y= sqrt x

Answer 1

Answer: $x\geq 0$

Step-by-step explanation:

$y=\sqrt{x}$

Taking into consideration that the square root must always be equal to or greater than zero to avoid negative numbers, we conclude that the domain is;

$x\geq 0$

Answer 2

Answer:

So the domian of square root of x will be All real numbers greater than or equal to 0.

This can be expressed as:

[0 , ∞)

or

x ≥ 0