Answer:
a.
Step-by-step explanation:
this is a line going from -infinity to +infinity in x and in y direction.
for b or c to be right the function would have to be a single point, as nothing else is valid as value.
Solution is (2.667,0) but x=2.667
Answer:
The answer is below.
Step-by-step explanation:
Split
into two component segments,
and
, parameterized by


respectively, with
, where
.
We have


where 
so the line integral becomes



Answer:
True
Step-by-step explanation:
One is the opposite of the other