Question: (9 marks) Let F= <2xcos(x2+y2),2ycos(x2+y2)+5>be a vector field.(a) Show that Fis conservative.(b) Find a potential function such that F=grad.

(9 marks) Let F=<2xcos(x2+y2),2ycos(x2+y2)+5>be a vector field.(a) Show that Fis conservative.(b) Find a potential function such that F=grad.

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