20 POINTSS To whom ever can answer this

Step-by-step explanation:

So we have the expression:

And we want to evaluate it for x=6 and y=-2.

Thus, substitute:

Let's do the numerator first:

Cube the first term and subtract under the radical:

Simplify:

Add:

Now, do the denominator:

Multiply:

Simplify and add:

Remove the absolute value bars:

So, together:

Reduce:

And that's our :)

step-by-step explanation: