Answer:
The domain is the interval [5,∞)
Step-by-step explanation:
we have

we know that
The radicand (number under a radical) must be greater than or equal to zero
so

solve for x
Adds 5 both sides


therefore
The domain is the interval [5,∞)
All real numbers greater than or equal to 5
The probability of landing on a shaded sector is 2/5.
A sample. At least that's what it's referred to as in statistics