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2. For each graph, give the equation(s) of any line(s) of symmetry and give the coordinates of any point of symmetry. a. yA b. y C. y + + + 3. Tell whether the graph of each equation has symmetry in: (i) the x-axis, (ii) the y-axis, (iii) the line y = x, and (iv) the origin. a. x + y* = 1 b. xy = 1 c. x(x + y) = 1