Question

Find the domain of the function. g(x)=√2+x Write your answer using interval notation.

Answer 1

`x\geq -2`

Explanation:

`g(x)=√(2+x)`

We know we can only take the square root of a number greater than or equal to 0.

`2+x\geq 0\\x\geq -2`

Answer 2

2+x=O

x= -2

x€ Real number [-2+ infinite )