8. Evaluate the line integral f
where C consists of line segments
joining successively the points (1,0), (I, 1), (-1, 1) and (-1,0). Answer :
__________
8. Evaluate the line integral f
where C consists of line segments
joining successively the points (1,0), (I, 1), (-1, 1) and (-1,0). Answer :
__________