Question 1
True or False: If
F and
G are plane conservative vector fields with potentials φ and ψ, respectively, then the vector field
H = 3
F - 2
G is also conservative with potential 3φ - 2ψ.
◦ true
◦ false
Question 2
Evaluate the integral

ds once around the square C in the xy-plane with vertices (± 1, 1) and (± 1, -1).
◦

◦ 11
◦ 8
◦

◦