you didnt link the picture
The domain of the function is the set of all the values of x that would allow the function to have real values. Since the radicand is x - 3, the value of x cannot be less than 3 because that would make the value of sqrt (x - 3) an imaginary number. Thus, the domain should be all numbers GREATER than or equal to 3.
Answer: 
Step-by-step explanation:

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- Cutiepatutie ☺❀❤
He needs only one because 2 is bigger than 5/6
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