How do you do range and domain

To do range, you need to get the biggest number and smallest number of a number set as so:

Example: 2, 3, 5, 5, 6, 7, 7, 9, 11, 23,

The range would be 23-2

step-by-step explanation:

d. 8

step-by-step explanation:

the given radical expression is:

we can rewrite this as:

we express as square numbers to get;

the exponents will now cancel out to give.

the correct answer is d