The answer to this is -21
From the list of choices that you have provided, √x + 2 is the greatest value.
I honestly don't see what 2 < x < 6 has to do with anything.
Answer:

Step-by-step explanation:
Given


Required

First, we calculate the z score






So:


From z probability, we have:

Answer: A, because it is the closest one out of all the choices to show a reflection.
Reasons: B is just a translation, just moved down a few spots. And C has been moved 90 degrees clockwise.