Question

用不同的线性和颜色在同一坐标内绘制曲线y1=2e^-0.5x、y2=sin(2πx) matlab

Answer 1

x=0:pi/10:20;

y1=2*exp(-0.5*x);

plot(x,y1,'k:')

hold on

y2=sin(2*pi*x);

plot(x,y2,'m')