Question

matlab分段函数绘图y=x,x∈(-10,1);y=x^2,x∈[1,4];y=2^x,x∈(4,10).

Answer 1

x=-10:0.1:1;

y=x;

plot(x,y,'-g');

x=1:0.1:4;

y=x.^2;

hold on

plot(x,y,'-r');

x=4:0.1:10;

y=2.^x;

plot(x,y,'-b');

grid on

hold off