# Question: evaluate the surface integral where s is the part of...

###### Question details

Evaluate the Surface integral
where S is the part of cylinder y^{2} + z^{2} = 1
that lies between the planes x=0 and x=4, and satisfies z0.

^{2} + z^{2} = 1
that lies between the planes x=0 and x=4, and satisfies z0.