作业4.12 clear close al t0:0.01:5; a=pi/3 x-Sin(t) loy=sin(n*t+a) for n=1: 4 y=sin(n t+a) subplot(2, 2,N), plot(x, y), ent• 作业4.12 • clc • clear • close all • t=0:0.01:5; • %(a) • a=pi/3; • x=sin(t); • %y=sin(N*t+a); • for N=1:4 • y=sin(N*t+a); • subplot(2,2,N),plot(x,y), • end