Question

What is the domain of f(x) = √x – 4 over the set of real numbers?​

Answer 1

Answer:

(2) x $\geq$ 4

Step-by-step explanation:

Given the sqrt(x),  x $\geq$ zero

So, given sqrt(x -4),  x -4 $\geq$ 0

Now solve for x

x - 4 $\geq$ 0

x $\geq$ 4