[a,t]=solve('200*cos(a)*t=360','200*sin(a)*t-5*t∧2=160') 用matlab求该方程组...[a,t]=solve('200*cos(a)*t=360','200*sin(a)*t-5*t∧2=160') 用matlab求该方程组,得不到解是为什么得到a的解是z1,t=1.8/cos(z1)

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[a,t]=solve('200*cos(a)*t=360','200*sin(a)*t-5*t∧2=160') 用matlab求该方程组...[a,t]=solve('200*cos(a)*t=360','200*sin(a)*t-5*t∧2=160') 用matlab求该方程组,得不到解是为什么得到a的解是z1,t=1.8/cos(z1)
[a,t]=solve('200*cos(a)*t=360','200*sin(a)*t-5*t∧2=160') 用matlab求该方程组...
[a,t]=solve('200*cos(a)*t=360','200*sin(a)*t-5*t∧2=160')
用matlab求该方程组,得不到解是为什么
得到a的解是z1,t=1.8/cos(z1)

[a,t]=solve('200*cos(a)*t=360','200*sin(a)*t-5*t∧2=160') 用matlab求该方程组...[a,t]=solve('200*cos(a)*t=360','200*sin(a)*t-5*t∧2=160') 用matlab求该方程组,得不到解是为什么得到a的解是z1,t=1.8/cos(z1)
纠正“=”是中文状态下输入的,matlab不认
clc,clear all
S=solve('200*cos(a)*t=360','200*sin(a)*t-5*t^2=160');
S.a %求出a
S.t %求出t
输出结果:
S.a=
-2*atan((5*(8*9119^(1/2) + 768)^(3/2))/7048 - (980*(8*9119^(1/2) + 768)^(1/2))/881 - (9*9119^(1/2))/881 + 900/881)
2*atan((980*(768 - 8*9119^(1/2))^(1/2))/881 - (9*9119^(1/2))/881 - (5*(768 - 8*9119^(1/2))^(3/2))/7048 - 900/881)
-2*atan((980*(8*9119^(1/2) + 768)^(1/2))/881 - (9*9119^(1/2))/881 - (5*(8*9119^(1/2) + 768)^(3/2))/7048 + 900/881)
2*atan((5*(768 - 8*9119^(1/2))^(3/2))/7048 - (980*(768 - 8*9119^(1/2))^(1/2))/881 - (9*9119^(1/2))/881 - 900/881)

S.t=
(8*9119^(1/2) + 768)^(1/2)
(768 - 8*9119^(1/2))^(1/2)
-(8*9119^(1/2) + 768)^(1/2)
-(768 - 8*9119^(1/2))^(1/2)

你的程序有几个错误:
1,“=”是中文状态下输入的,matlab不认;
2,cos(a)*t 写法错误,改为:cos(a*t).
修改如下:
[a,t]=solve('200*cos(a*t)=360','200*sin(a*t)-5*t^2=160')
结果如下:
a =

1/4*atan(2...

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你的程序有几个错误:
1,“=”是中文状态下输入的,matlab不认;
2,cos(a)*t 写法错误,改为:cos(a*t).
修改如下:
[a,t]=solve('200*cos(a*t)=360','200*sin(a*t)-5*t^2=160')
结果如下:
a =

1/4*atan(2/5*i*14^(1/2),9/5)/(-2+i*14^(1/2))^(1/2)
-1/4*atan(2/5*i*14^(1/2),9/5)/(-2+i*14^(1/2))^(1/2)
-1/4*atan(-2/5*i*14^(1/2),9/5)/(2+i*14^(1/2))*(-2-i*14^(1/2))^(1/2)
1/4*atan(-2/5*i*14^(1/2),9/5)/(2+i*14^(1/2))*(-2-i*14^(1/2))^(1/2)



t =

4*(-2+i*14^(1/2))^(1/2)
-4*(-2+i*14^(1/2))^(1/2)
4*(-2-i*14^(1/2))^(1/2)
-4*(-2-i*14^(1/2))^(1/2)

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[a,t]=solve('200*cos(a)*t=360','200*sin(a)*t-5*t∧2=160') 用matlab求该方程组...[a,t]=solve('200*cos(a)*t=360','200*sin(a)*t-5*t∧2=160') 用matlab求该方程组,得不到解是为什么得到a的解是z1,t=1.8/cos(z1) cos(x)*cosh(x)+1=0 solve('cos(t)*cosh(t)+1=0') ans = 1.8751040687119611664453082410782*i matlab解方程中solve('cos(t)=(0.05913+57.*sin(t))/(0.0976*57+t*57)','t')出错了 matlab中,为什么solve不能解三解方程?比如:solve('cos(3a)=1','a') 有没有其它的解法? 如何用matlab解下面的方程b=4.73/2.75;a=(asech(4.73)-cos(4.73))/(csch(4.73)-sin(4.73));y=asech(b*x)+cos(b*x)-a*(csch(b*x)+sin(b*x));求解y=0时的解x=?我用solve老是出错啊? Undefined function or method 'solve' for input arguments o solve a crime You can't solve a problem with the same kind of thinking that created it. ti isn't easy for the child____that age to solve such a difficult problem The problems are such _____ we can't solve by ourselves.A as B that C both A and BThe problems are such that we can't solve them by ourselves.The problems are such as we can't solve by ourselves.The problems are such that we can't solve by ourselves. It can‘t work.Why not ------ it in another way A.Try to solve B.trying to solveC.try solving D.trying solve matlab怎么将求解方程组得到的表达式,转换成函数;用plot绘图t=0:0.005:0.07;[x_C,y_C,y_E]=solve('(x_C-200*cos(100*t))^2+(y_C-200*sin(100*t))^2=500^2','(x_C-750)^2+(y_C-350)^2=800^2','y_E=350*(x_C-350)/750+350');x_C;y_C;y_E得y_F的 求教mathematica大神想把z=Sqrt[16-x^2-y^2]与z=x^2+y^2-16作在同一坐标系内Clear[x, y, z, t, r, a, b]x[r_, t_] := r Cos[t]y[r_, t_] := r Sin[t]z1[r_, t_] := Sqrt[16 - r^2]z2[r_, t_] := r^2 - 16Solve[z1[r, t] == z2[r, t], r]r0 = r /. %[[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^ x=0.7 f1=sym('pi/2*(cos(a))^2+x*sin(2*a)=0.2'); c=solve(f1,a); 求a 怎么求不出来? I don't think ___ ___(打断) a friendship is a good way to solve this problem Sorry,I can’t solve your problems,I know ( )EnglishA.fewB.a fewC.littleD.a little Only then_____the big problem A:you will solve B:solve will you C:will you solve D:will solve you (work)hard,or you can’t find a good way to solve the probiem填空,怎么填?