w=sin(t),b=2cos(t),z=t,t从-2pi到2pi,用Matlab怎么画(w,b,t)的图像

w=sin(t),b=2cos(t),z=t,t从-2pi到2pi,用Matlab怎么画(w,b,t)的图像 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 关于复数计算的问题sin t＋cos t＝1,z=cos t+i sin t(i是虚数单位),求z^0+z^1+z^2+z^3+……+z^n matlab定积分求解问题syms w t s;d=int(sin(w*t)*exp(-s*t),t,0,inf)limit(-(sin(w*t)*s*exp(-s*t)+cos(w*t)*w*exp(-s*t)-w)/(s^2+w^2),t = Inf)我这个是拉普拉斯sin(wt)的变换,但是为什么没有得到w/(s^2+w^2)? t1=input('t1=') w=50/3*pi a=2/3*pi for t=0:0.0001:t1 b=2*w*(pi-a)*t/pi c=cos(2/3*pi+b) d=sin(2/3*pit1=input('t1=')w=50/3*pia=2/3*pi for t=0:0.0001:t1b=2*w*(pi-a)*t/pic=cos(2/3*pi+b)d=sin(2/3*pi)h=cos(2/3*pi)[x,y,z]=solve('x^2+y^2+z^2=100^2+170^2','x^ matlab 用变量替换表达式syms w t nsyms T positive;a0=(1/(T/2))*(int(0,-T/2,0)+int(1,0,T/2));a_n=(1/(T/2))*(int(0*cos(n*w*t),-T/2,0)+int(1*cos(n*w*t),0,T/2))b_n=(1/(T/2))*(int(0*sin(n*w*t),-T/2,0)+int(1*sin(n*w*t),0,T/2))fx=a0/2+symsum(a_n*cos( 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 (sin t) / ( 1-cos t)= matlab由三条曲线怎么绘制曲面图t由0到pi,第一条曲线,x=cos t,y=sin t,z=5 cos t第二条曲线x=cos t,y=cos t * sin t,z=8cos t第三条曲线x=cos t,y=sin t * cos t,z=5 sin t画出三维曲面图 cos∧a-cos∧b=t则sin(a+b)sin(a-b)= 解一个三角函数方程 a*cos(t)=b*sin(t)+2*sin(t)*cos(t)a,b,t,均为实数结果要求用a,b显式表达出t matlaB函数问题t = -pi:0.01:pi;x=cos(t)-sin(3*t);y=sin(t)+cos(t);z=f(x,y)plot(t,z),grid on怎么不行呢 已知一个连续周期信号x (t) = 1 – cos (πt) + 2sin (2πt) + cos (3πt),用DFT 计算 其频谱.已知一个连续周期信号x (t) = 1 – cos (πt) + 2sin (2πt) + cos (3πt),用DFT 计算其频谱.信号基频W ＝π,周期T0＝2；最高 MATLAB的最小二乘法t=x*cos(w)-y*sin(w)-au=x*sin(w)+ycos(w)-b已知 A=(t,n)=[1 0; 1 1; 2 1];B=(x,y)=[1.001 -1.002; 0.001 -1.000; 0.001 0.002];用MATLAB利用最小二乘法求 w和a b;写出具体的实现代码 matlab里的ode45求解二阶微分方程问题!function xp=order2(t,x)global H h z o lamda M R m r l omega N B n g k1 k2 k delta Tpsi=atan(-k*H*0.5*sin(k*o-delta*t));w=-pi*H*delta*sinh(k*(z+h))*cos(k*o-delta*t)/(T*sin(k*h))+g;u=pi*H*delta*cosh(k*(z+ t=0:pi/100:10*pi; x=2*(cos(t)+t*sin(t)); y=2*(sin(t)-t*cos(t)); z=1.5*t; plot3(x,y,z)这个程序如何修改?老是提示Error using ==> mtimesInner matrix dimensions must agree. x=tan(t) sin(t)-cos(t)=? 跪求matlab解三角函数变量值请哪位大侠帮解个方程cos(x+y)*m+sin(x+y)*n+t*cosy+t=w*cosz-sin(x+y)*m+cos(x+y)*n-t*cosy=w*sinz其中,x,m,n,t视为常量,求y,z的表达式,我把刚注册的20分全部捐出!