matlab x=[1 2 3 4]; y=[4 2 3 1]; U=800+1000*sin(x.*(pi/15))*
matlab x=[1 2 3 4]; y=[4 2 3 1]; U=800+1000*sin(x.*(pi/15))*
已知Sin(2x+pi/3)=1/3,求Sin(5Pi/6-4x),
matlab中y=(0.5+3.*sin(x*pi/180)./(1+x^2)).*cos(x*pi/180);哪里错了
MATLAB z=100000*sin(y*pi/180)/(17*sqrt(3+sin(2*x*pi/180)));是
matlab画y=4*exp(-x)*sin(2*pi*x)的曲线
Matlab u(x,t)=sin(5*pi*x)cos(5*pi*t)+2sin(7*pi*x)cos(7*pi*t)
已知函数f(x)=cos(2x-pi/3)+2sin(x-pi)*sin(x+pi/4)
matlab二维绘图x=0:0.1*pi:4*pi;y=sin(x);z=cos(x);v=[0,15,-2,2];ax
x=4*sin(2*pi*0.01*t).*sin(2*pi*3*t)+2*cos(pi*t*t/4);在matlab中
y=sin(x+pi/3)sin(x+pi/2)的最小正周期是什么
matlab三维图程序:[X,Y]=meshgrid([200:2:300],[-pi/4:pi/100:pi/4]);
为什么y=2sin(3x-3/4 *pi) 可以写成y=-cos(3x+3/4 *pi)