MATLAB求解参数方程得到含变量的解后怎么代入参数值,回答的好肯定给分...答:syms x y x1 y1 x2 y2 x3 y3 radius;[x,y,radius]=solve('(x-x1)^2+(y-y1)^2=radius^2','(x-x2)^2+(y-y2)^2=radius^2','(x-x3)^2+(y-y3)^2=radius^2','x','y','radius')x1=0,y1=0,x2=1,y2=0;x3=0;y3=1.x=eval(x)y=eval(y)radius=eval(radius)...