Let F(x, y) = P(x, y)i+Q(x,y)j. where -y P(x, y) = and Q(x,y) = %3D r² + y² x² + y? and F(0,0) = 0. Among the following statements, find all True statement(s). (a) 응 %3D for all (x, y) # (0, 0). (b)...

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Extracted text: Let F(x, y) = P(x, y)i+Q(x,y)j. where -y P(x, y) = and Q(x,y) = %3D r² + y² x² + y? and F(0,0) = 0. Among the following statements, find all True statement(s). (a) 응 %3D for all (x, y) # (0, 0). (b) F. dr = F. dr where 21이 C1 : r(t) = (cos(t), sin(t)), 0< a="" c2="" :="" r(t)="(cos(t)," –="" sin(t)),=""><>