The surface (call it
) is a triangle with vertices at the points



Parameterize
by

with
and
. Take the normal vector to
to be

Then the flux of
across
is



correct, as there are illegal immigrants.
The answer might be D sir
NO, any graph can be shifted horizontally and/or vertically
The way to solve this is by doing 16/2 which is 8=8 and 4 multiplied by 8 will be 8=8