x-1_0-rt.tld

http://www.codebf.com/read/466541/1510400

x-1_0.tld

http://www.codebf.com/read/466541/1510410

x.tld

http://www.codebf.com/read/466541/1510417

x-1_0-rt.tld

http://www.codebf.com/read/466541/1510420

x-1_0.tld

http://www.codebf.com/read/466541/1510430

x.tld

http://www.codebf.com/read/466530/1510486

x-1_0-rt.tld

http://www.codebf.com/read/466530/1510489

x-1_0.tld

http://www.codebf.com/read/466530/1510496

ch3_38.m

x=0:10:360; %角度0°~360° figure(1); %新开一个画图窗口 square_sum=sind(x).^2+cosd(x).^2; %正弦函数和余弦函数的平方和 plot(x,sind(x

http://www.codebf.com/read/466484/1510578

ch3_39.m

x=-1:0.1:4; %x值 figure(1); %新开一个画图窗口 plot(x,exp(x),'ro-',x,pow2(x),'g+-'); %画图 xlabel('x');

http://www.codebf.com/read/466484/1510579