Electric field of an infinite wire using Gauss law

[asi123]

Homework Statement

Hey guys.
So, I've got this question and what I tried to do.
I found the electric field of the wire using Gauss law but then I got stuck.
I don't think I understood the problem correctly.
Any idea about what should I do guys?

Thanks.

Homework Equations

The Attempt at a Solution

 

[Stratosphere]

You didn't give us the problem.

 

[asi123]

You didn't give us the problem.

don't you see the pic?