OO Use Green's Theorem to evaluate the line integral. Assume the curve is oriented counterclockwise. VW. (7x+ arctan y ) dy - (9y + In 9x) dx, where C is the boundary of the square with vertices (2, 5), (4, 5), en's (4, 7), and (2, 7). loc ww $ (7x+ arctan y?) dy- (9y? + In 9x) dx = ed he th (Type an exact answer.) e bo ons