Question

What is the domain of the function y= sqrt x

Answer 1

Answer:
`x\geq 0`

Explanation:

`y=√(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

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