3 (2f+g+4) is equivalent to 6f+3g+12 - true or false
2 answers:
You might be interested in
Not much can be done without knowing what 
is, but at the least we can set up the integral.
First parameterize the pieces of the contour:
where
and 
. You have
and so the work is given by the integral
First parameterize the pieces of the contour:
where
and so the work is given by the integral