Plotting power functions with Maple

> plot(x^3,x=-2..2,y=-2..2,scaling=constrained,thickness=2);

> plot(x^2,x=-2..2,y=-2..2,scaling=constrained,thickness=2);

> plot(x,x=-2..2,y=-2..2,scaling=constrained,thickness=2);

> plot(x^(1/2),x=-2..2,y=-2..2,scaling=constrained,thickness=2);

> plot(x^0,x=-2..2,y=-2..2,scaling=constrained,thickness=2);

> plot(1/x,x=-2..2,y=-2..2,scaling=constrained,thickness=2);

> plot(1/(x^2),x=-2..2,y=-2..2,scaling=constrained,thickness=2);

> plot(1/(x^3), x=-2..2,y=-2..2,scaling=constrained,thickness=2);

>