Question

Identify the domain for the function!!! 10 points. Help needed

Answer 1

You had it correctly chosen, (9, infinity)

Explanation:

Good job =)

Answer 2

[9,∞)

EXPLANATION

The given radical function is ;

`f(x) = √(x - 9)`

This function is defined if and only if the expression under the radical sign is greater than or equal to zero.

`x - 9 \geqslant 0`

`x \geqslant 9`

Or

In interval notation, we have

[9,∞)