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%% Change Line Properties and Display Markers % Plot three concentric circles of increasing diameter. For the first % line, use a linewidth of |2|. For the second, specify a dashed red line % style with circle markers. For the third, specify a cyan, dash-dot line % style with asterisk markers. Display the legend. syms x y circle = x^2 + y^2; fimplicit(circle == 1, 'Linewidth', 2) hold on fimplicit(circle == 2, '--or') fimplicit(circle == 3, '-.*c') legend('show','Location','best') hold off