The inverse of an equation is the opposite of the equation
The inverse of the function is 
<h3>How to determine the
inverse of the
function </h3>
The equation is given as:

Divide both sides of the equation by 2

Open the bracket

Take the square roots of both sides

Add 2 to both sides

Swap the occurrences of x and y

Hence, the inverse of the function is 
Read more about inverse functions at:
brainly.com/question/8120556