matlab中x(t,1)=sin(0.01*pi*t)什么意思

matlab中x(t,1)=sin(0.01*pi*t)什么意思 matlab中怎么对下面的程序进行二维插值并画出三维视图呢?[x,y]=meshgrid(-2:1:2);t=2;Z=[(sin(t))^3 t^2 sin(t) cos(t) (sin(t))^2;t^2 sin(t) (cos(t))^4 cos(t) (sin(t))^2;t sin(t) cos(t) t^2 (sin(t))^2;sin(t) (cos(t))^3 t^2 (sin(t))^2 matlab中x(20:41)=0.2*sin(2*pi*50*t(20: matlab 解方程t.x=sin(x) matlab中t=linspace(0,2*pi,100);x=[t;t]';y=[sin(t);cos(t)]';plot(x,y), matlab中问题：x = A1 * sin(2 * pi * f1 * t) + A2 * sin(2 * pi * f2 * t) + rand(size(t))f1=364.21 ,f2= 124.7,A1 matlab 中如何根据这个函数 tanx=(2(cost-cos(pi/4)*sin(t)) /(2(cost-cos(pi/4))*cos(t)+1) 画出拟合曲matlab 中如何根据这个函数 tanx=(2(cost-cos(pi/4)*sin(t)) /(2(cost-cos(pi/4))*cos(t)+1) 画出(x和t)拟合曲线 t 取值范围是 matlab中abs(1,sin(x))*cos(x)是什么意思 matlab中plot(t,x(:,1),t,x(:, 用matlab绘制图像的交点（1）y=2x - 0.5（2）x=sin(3t)cos(t);y=sin(3t)sin(t);0 matlab求2曲线交点（含参数）在同一坐标中绘制下列两条曲线并标注两曲线交叉点（1）y=2x-0.5（2）x=sin（3t)cos(t)y=sin（3t)sin(t)0 Matlab 中解三角函数方程组,求代码!方程组为：8-8cos(x)-10t=0 t-4.9*t^2+3sin(x)=0 分别给出x和t的值赋给x,t.求源代码. matlab参数方程绘图x=sin(t);y=cos(t);0 t为常数,x为矩阵,怎么在MATLAB中输1/t^2*exp(t*x)*sin(2*t)-1/t*sin(2*t)*x-sin(2*t)/t^2啊,哪里加点?如果t是矩阵又该怎么表达呢？ matlab实现准周期信号x（t）=5*sin(10*t)+6*sin(20*t)+7*sin(sqrt(10)*t)的合成,并画出频谱图? x=4*sin(2*pi*0.01*t).*sin(2*pi*3*t)+2*cos(pi*t*t/4);在matlab中怎样表达运行出现错误：Error using ==> mtimesInner matrix dimensions must agree. matlab怎么画出三维曲线?t=(0:0.01:1)*pix=25*cos(t)y=(-60+25*sin(t))*(14.82-111*25*sin(t)+1250*sin(t)*sin(t)+1511.18*sin(t)-1511.18)/((50-50*sin(t))*sqrtm(900-61*25*sin(t)+625*sin(t)*sin(t)+1511.18sin(t)))-25sin(t)+sqrtm(1100)z=50-25*sqrtm((360 matlab怎么解x*sin(1/x)=0.5