maple 无法画图plot(cos((1/2)*x)+sin(2*x),x = 0 ..4*Pi);Error,(in
matlab中如何画图!x=-pi:0.1:pi; y=cos(x)/cos(2*x);plot(x.y)
matlab画图x = 0:0.01:10; y =sin(2*x)*cos(100*x)/(2*x); plot(x,
用MATLAB画图,例>> x=0:pi/15:2*pi; >> y1=sin(x); >> y2=cos(x); >>
x=-pi:0.1:pi; fh={@cos,@sin}; plot(fh{2}(x)) 刚学习matlab,谁帮我解释
matlab基础 x=0:0.1:2*pi;y1=sin(x);y2=cos(x);z=[y1,y2];plot(x,z
matlab中语句 >>x=0:10/pi:2*pi; >>sinx=sin(x); >>figure,plot(x,s
Matlab的作图命令,x = 0:pi/100:2*pi; y = sin(x); plot(x,y)
x=0:pi/100:2*pi y=2*sin(x+2)+4*x+3 q=plot(x,y)的运行结果代表什么
已知函数f(x)=cos(2x-pi/3)+2sin(x-pi)*sin(x+pi/4)
若sin((pi/6)+x)=1/3,则cos((pi/3-x)=?cos((2pi/3)+x)=?
我的matlab程序哪里错了? t=0:0.01:2*pi x=cos(t)^3 y=sin(t)^3 plot(x,y
MATLAB画图,y=sin(x)*(cos(x)-1)/((2*sin(x.^2)+4*cos(x)).^0.5)-(