Question

Can someone help me with this? Thank you!
(not 15)

Answer 1

Answer: 5

Explanation:

You can only have real outputs for a root when that root is 0 or higher because you can never take the square root of a negative number

`f(x) = √(x-5) +2` >Under the root must be 0 or greater

x-5 = 0

x= 5

so x must be 5 or greater