Plot roots of non-linear equation

How can I show (in the graph) the roots of non-linear equation below,

Answer 1

[Image Analyst]

Did you try the plot() function?

x = linspace(-30, 40, 1000);
fx = (x .^ 2 ./ (x+1)) .^ 0.3333333;
plot(x, fx, 'b-', 'LineWidth', 2);
grid on;
xlabel('x', 'FontSize', 15);
ylabel('fx', 'FontSize', 15);

As you can see it hits 0 only at 0 and like Star says, there are other complex roots.

[Fatih Ay]

Thank you very much, that is what I want. I appreciate you very much.