syms x y
[x,y]=solve(y==-0.025828*x^2+0.22057*x+0.29654,x^2+y^2==0.3015,x,y);x=double(x),y=double(y)
结果:
x =
-0.5205 + 0.0000i
0.3964 + 0.0000i
8.6020 +38.4366i
8.6020 -38.4366i
y =
0.1747 + 0.0000i
0.3799 + 0.0000i
38.4403 - 8.6012i
38.4403 + 8.6012i