Where is the question? I have no idea what I need to do to help u?
Answer:
I can answer 2-19.
Step-by-step explanation:
The first equation is x=0.
the second equation has no solution.
Answer:

Step-by-step explanation:
We want to simplify:

We rewrite as:

We split the radical sign to obtain:

Simplify the square root for the perfect squares to get:

Therefore the simplified form is: 