作业帮关于MATLAB解参数方程的问题表达式如下[z]=solve('a+1320*cos(x+y)+1320*cos(x-z)+a*cos(y+z)=2*1320*cos(x)+2a*cos(x)*cos(x)','z'),想从等式中解出z的表达式,但在MATLAB中运行显示错误,提示输入无效,请问是怎么回事?
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/05 08:27:53
![关于MATLAB解参数方程的问题表达式如下[z]=solve('a+1320*cos(x+y)+1320*cos(x-z)+a*cos(y+z)=2*1320*cos(x)+2a*cos(x)*cos(x)','z'),想从等式中解出z的表达式,但在MATLAB中运行显示错误,提示输入无效,请问是怎么回事?](/uploads/image/z/4071002-50-2.jpg?t=%E5%85%B3%E4%BA%8EMATLAB%E8%A7%A3%E5%8F%82%E6%95%B0%E6%96%B9%E7%A8%8B%E7%9A%84%E9%97%AE%E9%A2%98%E8%A1%A8%E8%BE%BE%E5%BC%8F%E5%A6%82%E4%B8%8B%5Bz%5D%3Dsolve%28%27a%2B1320%2Acos%28x%2By%29%2B1320%2Acos%28x-z%29%2Ba%2Acos%28y%2Bz%29%3D2%2A1320%2Acos%28x%29%2B2a%2Acos%28x%29%2Acos%28x%29%27%2C%27z%27%29%2C%E6%83%B3%E4%BB%8E%E7%AD%89%E5%BC%8F%E4%B8%AD%E8%A7%A3%E5%87%BAz%E7%9A%84%E8%A1%A8%E8%BE%BE%E5%BC%8F%2C%E4%BD%86%E5%9C%A8MATLAB%E4%B8%AD%E8%BF%90%E8%A1%8C%E6%98%BE%E7%A4%BA%E9%94%99%E8%AF%AF%2C%E6%8F%90%E7%A4%BA%E8%BE%93%E5%85%A5%E6%97%A0%E6%95%88%2C%E8%AF%B7%E9%97%AE%E6%98%AF%E6%80%8E%E4%B9%88%E5%9B%9E%E4%BA%8B%3F)
关于MATLAB解参数方程的问题表达式如下[z]=solve('a+1320*cos(x+y)+1320*cos(x-z)+a*cos(y+z)=2*1320*cos(x)+2a*cos(x)*cos(x)','z'),想从等式中解出z的表达式,但在MATLAB中运行显示错误,提示输入无效,请问是怎么回事?
关于MATLAB解参数方程的问题
表达式如下
[z]=solve('a+1320*cos(x+y)+1320*cos(x-z)+a*cos(y+z)=2*1320*cos(x)+2a*cos(x)*cos(x)','z'),想从等式中解出z的表达式,但在MATLAB中运行显示错误,提示输入无效,请问是怎么回事?
关于MATLAB解参数方程的问题表达式如下[z]=solve('a+1320*cos(x+y)+1320*cos(x-z)+a*cos(y+z)=2*1320*cos(x)+2a*cos(x)*cos(x)','z'),想从等式中解出z的表达式,但在MATLAB中运行显示错误,提示输入无效,请问是怎么回事?
你少写了一个乘号,这样就行了：
z]=solve('a+1320*cos(x+y)+1320*cos(x-z)+a*cos(y+z)=2*1320*cos(x)+2*a*cos(x)*cos(x)','z')
z =
atan((-a+1320*cos(x)*cos(y)-1320*sin(x)*sin(y)+660*cos(x)/(a^2+1742400-2640*a*sin(x)*sin(y)+2640*a*cos(x)*cos(y))*(6969600-3484800*cos(y)+2*a^2*cos(y)+3484800*sin(x)^2*cos(y)+5280*a*cos(x)*cos(y)-5280*cos(x)*a*sin(x)^2+3484800*sin(x)*sin(y)*cos(x)-4*a^2*cos(y)*sin(x)^2-6969600*sin(x)^2+2640*sin(y)^2*a*cos(x)+2640*sin(x)*sin(y)*a*cos(y)+2*(9199872000*a*cos(x)*cos(y)^2+18399744000*cos(x)*a*sin(x)^4+13939200*a^2*cos(x)^2*cos(y)^2-12143831040000*sin(x)^3*sin(y)*cos(x)+6969600*cos(x)^2*a^2*sin(x)^4+5280*a^3*cos(y)^2*cos(x)-10454400*a^2+6969600*a^2*cos(y)^2*cos(x)*sin(x)*sin(y)+13939200*cos(y)*a^2*sin(x)^4-6071915520000*sin(x)^2*cos(y)^2-6969600*a^2*sin(x)^4-9199872000*a*cos(x)+17424000*a^2*sin(x)^2+12143831040000*sin(x)^4+10560*cos(x)*a^3*sin(x)^2-9199872000*sin(x)*sin(y)*a*cos(y)+9199872000*cos(x)*cos(y)*a*sin(x)^2+13939200*a^2*cos(y)+12143831040000*sin(x)^2*cos(y)-6071915520000*sin(x)^2*sin(y)^2+3484800*a^2*sin(y)^2+13799808000*a*sin(x)*sin(y)-27878400*a^2*cos(y)*sin(x)^2+9199872000*sin(y)^2*a*cos(x)-18399744000*sin(x)^3*sin(y)*a+3035957760000*sin(y)^2+3035957760000*cos(y)^2-13939200*a^2*cos(x)^2*cos(y)+3035957760000*sin(x)^2*sin(y)^2*cos(x)^2-6969600*a^2*cos(y)^2*sin(x)^4+10454400*sin(x)^2*a^2*sin(y)^2-3035957760000-9199872000*cos(x)*cos(y)^2*a*sin(x)^2+9199872000*cos(y)*sin(x)^3*sin(y)*a-10560*a^3*cos(y)^2*cos(x)*sin(x)^2-9199872000*sin(x)^4*cos(y)*cos(x)*a+6071915520000*sin(x)^3*cos(y)*sin(y)*cos(x)+13939200*a^2*cos(x)^2*cos(y)*sin(x)^2-13939200*a^2*cos(x)^2*cos(y)^2*sin(x)^2+5280*a^3*cos(x)*cos(y)*sin(y)^2-27878400*cos(x)*a^2*sin(x)^3*sin(y)-9199872000*cos(x)^2*a*sin(x)^3*sin(y)+9199872000*cos(x)*a*sin(x)^2*sin(y)^2+6969600*sin(x)*sin(y)*cos(x)*a^2-3484800*a^2*cos(y)^2+3035957760000*sin(x)^4*cos(y)^2+9199872000*a*cos(x)^2*cos(y)^2*sin(x)*sin(y)-9199872000*a*cos(x)*cos(y)*sin(x)^2*sin(y)^2-9199872000*a*cos(x)^2*cos(y)*sin(x)*sin(y)+13939200*a^2*cos(x)*cos(y)*sin(x)^3*sin(y)-6969600*sin(y)^2*a^2*cos(x)^2*sin(x)^2+6969600*sin(y)^2*a^2*cos(x)^2*cos(y)+4599936000*sin(y)^3*a*cos(x)^2*sin(x)-4599936000*sin(x)*sin(y)*a*cos(y)^2+4599936000*sin(x)^3*sin(y)*a*cos(y)^2-a^4+2640*a^3*cos(y)^2*sin(x)*sin(y)-5280*a^3*cos(y)^2*sin(x)^3*sin(y)+1742400*sin(x)^2*sin(y)^2*a^2*cos(y)^2-5280*a^3*sin(x)^3*sin(y)+9199872000*a*sin(x)^3*sin(y)^3-4*a^4*cos(y)^2*sin(x)^2+4*a^4*cos(y)^2*sin(x)^4+1742400*sin(y)^4*a^2*cos(x)^2-2640*a^3*sin(x)*sin(y)^3+10560*a^3*sin(x)^5*sin(y)-4599936000*a*sin(x)*sin(y)^3-13939200*a^2*sin(x)^4*sin(y)^2-2640*a^3*sin(x)*sin(y)+a^4*cos(y)^2+a^4*sin(y)^2-4*a^4*sin(x)^4-5280*a^3*cos(x)+4*a^4*sin(x)^2-5280*a^3*cos(y)*sin(x)^2*sin(y)^2*cos(x)+3484800*sin(y)^3*a^2*cos(x)*sin(x)*cos(y)-13939200*a^2*cos(y)*sin(x)*sin(y)*cos(x)-12143831040000*sin(x)^4*cos(y)+10454400*a^2*cos(y)^2*sin(x)^2-6071915520000*sin(x)^2)^(1/2))+1/2*a*cos(y)/(a^2+1742400-2640*a*sin(x)*sin(y)+2640*a*cos(x)*cos(y))*(6969600-3484800*cos(y)+2*a^2*cos(y)+3484800*sin(x)^2*cos(y)+5280*a*cos(x)*cos(y)-5280*cos(x)*a*sin(x)^2+3484800*sin(x)*sin(y)*cos(x)-4*a^2*cos(y)*sin(x)^2-6969600*sin(x)^2+2640*sin(y)^2*a*cos(x)+2640*sin(x)*sin(y)*a*cos(y)+2*(9199872000*a*cos(x)*cos(y)^2+18399744000*cos(x)*a*sin(x)^4+13939200*a^2*cos(x)^2*cos(y)^2-12143831040000*sin(x)^3*sin(y)*cos(x)+6969600*cos(x)^2*a^2*sin(x)^4+5280*a^3*cos(y)^2*cos(x)-10454400*a^2+6969600*a^2*cos(y)^2*cos(x)*sin(x)*sin(y)+13939200*cos(y)*a^2*sin(x)^4-6071915520000*sin(x)^2*cos(y)^2-6969600*a^2*sin(x)^4-9199872000*a*cos(x)+17424000*a^2*sin(x)^2+12143831040000*sin(x)^4+10560*cos(x)*a^3*sin(x)^2-9199872000*sin(x)*sin(y)*a*cos(y)+9199872000*cos(x)*cos(y)*a*sin(x)^2+13939200*a^2*cos(y)+12143831040000*sin(x)^2*cos(y)-6071915520000*sin(x)^2*sin(y)^2+3484800*a^2*sin(y)^2+13799808000*a*sin(x)*sin(y)-27878400*a^2*cos(y)*sin(x)^2+9199872000*sin(y)^2*a*cos(x)-18399744000*sin(x)^3*sin(y)*a+3035957760000*sin(y)^2+3035957760000*cos(y)^2-13939200*a^2*cos(x)^2*cos(y)+3035957760000*sin(x)^2*sin(y)^2*cos(x)^2-6969600*a^2*cos(y)^2*sin(x)^4+10454400*sin(x)^2*a^2*sin(y)^2-3035957760000-9199872000*cos(x)*cos(y)^2*a*sin(x)^2+9199872000*cos(y)*sin(x)^3*sin(y)*a-10560*a^3*cos(y)^2*cos(x)*sin(x)^2-9199872000*sin(x)^4*cos(y)*cos(x)*a+6071915520000*sin(x)^3*cos(y)*sin(y)*cos(x)+13939200*a^2*cos(x)^2*cos(y)*sin(x)^2-13939200*a^2*cos(x)^2*cos(y)^2*sin(x)^2+5280*a^3*cos(x)*cos(y)*sin(y)^2-27878400*cos(x)*a^2*sin(x)^3*sin(y)-9199872000*cos(x)^2*a*sin(x)^3*sin(y)+9199872000*cos(x)*a*sin(x)^2*sin(y)^2+6969600*sin(x)*sin(y)*cos(x)*a^2-3484800*a^2*cos(y)^2+3035957760000*sin(x)^4*cos(y)^2+9199872000*a*cos(x)^2*cos(y)^2*sin(x)*sin(y)-9199872000*a*cos(x)*cos(y)*sin(x)^2*sin(y)^2-9199872000*a*cos(x)^2*cos(y)*sin(x)*sin(y)+13939200*a^2*cos(x)*cos(y)*sin(x)^3*sin(y)-6969600*sin(y)^2*a^2*cos(x)^2*sin(x)^2+6969600*sin(y)^2*a^2*cos(x)^2*cos(y)+4599936000*sin(y)^3*a*cos(x)^2*sin(x)-4599936000*sin(x)*sin(y)*a*cos(y)^2+4599936000*sin(x)^3*sin(y)*a*cos(y)^2-a^4+2640*a^3*cos(y)^2*sin(x)*sin(y)-5280*a^3*cos(y)^2*sin(x)^3*sin(y)+1742400*sin(x)^2*sin(y)^2*a^2*cos(y)^2-5280*a^3*sin(x)^3*sin(y)+9199872000*a*sin(x)^3*sin(y)^3-4*a^4*cos(y)^2*sin(x)^2+4*a^4*cos(y)^2*sin(x)^4+1742400*sin(y)^4*a^2*cos(x)^2-2640*a^3*sin(x)*sin(y)^3+10560*a^3*sin(x)^5*sin(y)-4599936000*a*sin(x)*sin(y)^3-13939200*a^2*sin(x)^4*sin(y)^2-2640*a^3*sin(x)*sin(y)+a^4*cos(y)^2+a^4*sin(y)^2-4*a^4*sin(x)^4-5280*a^3*cos(x)+4*a^4*sin(x)^2-5280*a^3*cos(y)*sin(x)^2*sin(y)^2*cos(x)+3484800*sin(y)^3*a^2*cos(x)*sin(x)*cos(y)-13939200*a^2*cos(y)*sin(x)*sin(y)*cos(x)-12143831040000*sin(x)^4*cos(y)+10454400*a^2*cos(y)^2*sin(x)^2-6071915520000*sin(x)^2)^(1/2))-2640*cos(x)+2*a*sin(x)^2)/(-1320*sin(x)+a*sin(y)),1/2/(a^2+1742400-2640*a*sin(x)*sin(y)+2640*a*cos(x)*cos(y))*(6969600-3484800*cos(y)+2*a^2*cos(y)+3484800*sin(x)^2*cos(y)+5280*a*cos(x)*cos(y)-5280*cos(x)*a*sin(x)^2+3484800*sin(x)*sin(y)*cos(x)-4*a^2*cos(y)*sin(x)^2-6969600*sin(x)^2+2640*sin(y)^2*a*cos(x)+2640*sin(x)*sin(y)*a*cos(y)+2*(9199872000*a*cos(x)*cos(y)^2+18399744000*cos(x)*a*sin(x)^4+13939200*a^2*cos(x)^2*cos(y)^2-12143831040000*sin(x)^3*sin(y)*cos(x)+6969600*cos(x)^2*a^2*sin(x)^4+5280*a^3*cos(y)^2*cos(x)-10454400*a^2+6969600*a^2*cos(y)^2*cos(x)*sin(x)*sin(y)+13939200*cos(y)*a^2*sin(x)^4-6071915520000*sin(x)^2*cos(y)^2-6969600*a^2*sin(x)^4-9199872000*a*cos(x)+17424000*a^2*sin(x)^2+12143831040000*sin(x)^4+10560*cos(x)*a^3*sin(x)^2-9199872000*sin(x)*sin(y)*a*cos(y)+9199872000*cos(x)*cos(y)*a*sin(x)^2+13939200*a^2*cos(y)+12143831040000*sin(x)^2*cos(y)-6071915520000*sin(x)^2*sin(y)^2+3484800*a^2*sin(y)^2+13799808000*a*sin(x)*sin(y)-27878400*a^2*cos(y)*sin(x)^2+9199872000*sin(y)^2*a*cos(x)-18399744000*sin(x)^3*sin(y)*a+3035957760000*sin(y)^2+3035957760000*cos(y)^2-13939200*a^2*cos(x)^2*cos(y)+3035957760000*sin(x)^2*sin(y)^2*cos(x)^2-6969600*a^2*cos(y)^2*sin(x)^4+10454400*sin(x)^2*a^2*sin(y)^2-3035957760000-9199872000*cos(x)*cos(y)^2*a*sin(x)^2+9199872000*cos(y)*sin(x)^3*sin(y)*a-10560*a^3*cos(y)^2*cos(x)*sin(x)^2-9199872000*sin(x)^4*cos(y)*cos(x)*a+6071915520000*sin(x)^3*cos(y)*sin(y)*cos(x)+13939200*a^2*cos(x)^2*cos(y)*sin(x)^2-13939200*a^2*cos(x)^2*cos(y)^2*sin(x)^2+5280*a^3*cos(x)*cos(y)*sin(y)^2-27878400*cos(x)*a^2*sin(x)^3*sin(y)-9199872000*cos(x)^2*a*sin(x)^3*sin(y)+9199872000*cos(x)*a*sin(x)^2*sin(y)^2+6969600*sin(x)*sin(y)*cos(x)*a^2-3484800*a^2*cos(y)^2+3035957760000*sin(x)^4*cos(y)^2+9199872000*a*cos(x)^2*cos(y)^2*sin(x)*sin(y)-9199872000*a*cos(x)*cos(y)*sin(x)^2*sin(y)^2-9199872000*a*cos(x)^2*cos(y)*sin(x)*sin(y)+13939200*a^2*cos(x)*cos(y)*sin(x)^3*sin(y)-6969600*sin(y)^2*a^2*cos(x)^2*sin(x)^2+6969600*sin(y)^2*a^2*cos(x)^2*cos(y)+4599936000*sin(y)^3*a*cos(x)^2*sin(x)-4599936000*sin(x)*sin(y)*a*cos(y)^2+4599936000*sin(x)^3*sin(y)*a*cos(y)^2-a^4+2640*a^3*cos(y)^2*sin(x)*sin(y)-5280*a^3*cos(y)^2*sin(x)^3*sin(y)+1742400*sin(x)^2*sin(y)^2*a^2*cos(y)^2-5280*a^3*sin(x)^3*sin(y)+9199872000*a*sin(x)^3*sin(y)^3-4*a^4*cos(y)^2*sin(x)^2+4*a^4*cos(y)^2*sin(x)^4+1742400*sin(y)^4*a^2*cos(x)^2-2640*a^3*sin(x)*sin(y)^3+10560*a^3*sin(x)^5*sin(y)-4599936000*a*sin(x)*sin(y)^3-13939200*a^2*sin(x)^4*sin(y)^2-2640*a^3*sin(x)*sin(y)+a^4*cos(y)^2+a^4*sin(y)^2-4*a^4*sin(x)^4-5280*a^3*cos(x)+4*a^4*sin(x)^2-5280*a^3*cos(y)*sin(x)^2*sin(y)^2*cos(x)+3484800*sin(y)^3*a^2*cos(x)*sin(x)*cos(y)-13939200*a^2*cos(y)*sin(x)*sin(y)*cos(x)-12143831040000*sin(x)^4*cos(y)+10454400*a^2*cos(y)^2*sin(x)^2-6071915520000*sin(x)^2)^(1/2)))
atan((-a+1320*cos(x)*cos(y)-1320*sin(x)*sin(y)+660*cos(x)/(a^2+1742400-2640*a*sin(x)*sin(y)+2640*a*cos(x)*cos(y))*(6969600-3484800*cos(y)+2*a^2*cos(y)+3484800*sin(x)^2*cos(y)+5280*a*cos(x)*cos(y)-5280*cos(x)*a*sin(x)^2+3484800*sin(x)*sin(y)*cos(x)-4*a^2*cos(y)*sin(x)^2-6969600*sin(x)^2+2640*sin(y)^2*a*cos(x)+2640*sin(x)*sin(y)*a*cos(y)-2*(9199872000*a*cos(x)*cos(y)^2+18399744000*cos(x)*a*sin(x)^4+13939200*a^2*cos(x)^2*cos(y)^2-12143831040000*sin(x)^3*sin(y)*cos(x)+6969600*cos(x)^2*a^2*sin(x)^4+5280*a^3*cos(y)^2*cos(x)-10454400*a^2+6969600*a^2*cos(y)^2*cos(x)*sin(x)*sin(y)+13939200*cos(y)*a^2*sin(x)^4-6071915520000*sin(x)^2*cos(y)^2-6969600*a^2*sin(x)^4-9199872000*a*cos(x)+17424000*a^2*sin(x)^2+12143831040000*sin(x)^4+10560*cos(x)*a^3*sin(x)^2-9199872000*sin(x)*sin(y)*a*cos(y)+9199872000*cos(x)*cos(y)*a*sin(x)^2+13939200*a^2*cos(y)+12143831040000*sin(x)^2*cos(y)-6071915520000*sin(x)^2*sin(y)^2+3484800*a^2*sin(y)^2+13799808000*a*sin(x)*sin(y)-27878400*a^2*cos(y)*sin(x)^2+9199872000*sin(y)^2*a*cos(x)-18399744000*sin(x)^3*sin(y)*a+3035957760000*sin(y)^2+3035957760000*cos(y)^2-13939200*a^2*cos(x)^2*cos(y)+3035957760000*sin(x)^2*sin(y)^2*cos(x)^2-6969600*a^2*cos(y)^2*sin(x)^4+10454400*sin(x)^2*a^2*sin(y)^2-3035957760000-9199872000*cos(x)*cos(y)^2*a*sin(x)^2+9199872000*cos(y)*sin(x)^3*sin(y)*a-10560*a^3*cos(y)^2*cos(x)*sin(x)^2-9199872000*sin(x)^4*cos(y)*cos(x)*a+6071915520000*sin(x)^3*cos(y)*sin(y)*cos(x)+13939200*a^2*cos(x)^2*cos(y)*sin(x)^2-13939200*a^2*cos(x)^2*cos(y)^2*sin(x)^2+5280*a^3*cos(x)*cos(y)*sin(y)^2-27878400*cos(x)*a^2*sin(x)^3*sin(y)-9199872000*cos(x)^2*a*sin(x)^3*sin(y)+9199872000*cos(x)*a*sin(x)^2*sin(y)^2+6969600*sin(x)*sin(y)*cos(x)*a^2-3484800*a^2*cos(y)^2+3035957760000*sin(x)^4*cos(y)^2+9199872000*a*cos(x)^2*cos(y)^2*sin(x)*sin(y)-9199872000*a*cos(x)*cos(y)*sin(x)^2*sin(y)^2-9199872000*a*cos(x)^2*cos(y)*sin(x)*sin(y)+13939200*a^2*cos(x)*cos(y)*sin(x)^3*sin(y)-6969600*sin(y)^2*a^2*cos(x)^2*sin(x)^2+6969600*sin(y)^2*a^2*cos(x)^2*cos(y)+4599936000*sin(y)^3*a*cos(x)^2*sin(x)-4599936000*sin(x)*sin(y)*a*cos(y)^2+4599936000*sin(x)^3*sin(y)*a*cos(y)^2-a^4+2640*a^3*cos(y)^2*sin(x)*sin(y)-5280*a^3*cos(y)^2*sin(x)^3*sin(y)+1742400*sin(x)^2*sin(y)^2*a^2*cos(y)^2-5280*a^3*sin(x)^3*sin(y)+9199872000*a*sin(x)^3*sin(y)^3-4*a^4*cos(y)^2*sin(x)^2+4*a^4*cos(y)^2*sin(x)^4+1742400*sin(y)^4*a^2*cos(x)^2-2640*a^3*sin(x)*sin(y)^3+10560*a^3*sin(x)^5*sin(y)-4599936000*a*sin(x)*sin(y)^3-13939200*a^2*sin(x)^4*sin(y)^2-2640*a^3*sin(x)*sin(y)+a^4*cos(y)^2+a^4*sin(y)^2-4*a^4*sin(x)^4-5280*a^3*cos(x)+4*a^4*sin(x)^2-5280*a^3*cos(y)*sin(x)^2*sin(y)^2*cos(x)+3484800*sin(y)^3*a^2*cos(x)*sin(x)*cos(y)-13939200*a^2*cos(y)*sin(x)*sin(y)*cos(x)-12143831040000*sin(x)^4*cos(y)+10454400*a^2*cos(y)^2*sin(x)^2-6071915520000*sin(x)^2)^(1/2))+1/2*a*cos(y)/(a^2+1742400-2640*a*sin(x)*sin(y)+2640*a*cos(x)*cos(y))*(6969600-3484800*cos(y)+2*a^2*cos(y)+3484800*sin(x)^2*cos(y)+5280*a*cos(x)*cos(y)-5280*cos(x)*a*sin(x)^2+3484800*sin(x)*sin(y)*cos(x)-4*a^2*cos(y)*sin(x)^2-6969600*sin(x)^2+2640*sin(y)^2*a*cos(x)+2640*sin(x)*sin(y)*a*cos(y)-2*(9199872000*a*cos(x)*cos(y)^2+18399744000*cos(x)*a*sin(x)^4+13939200*a^2*cos(x)^2*cos(y)^2-12143831040000*sin(x)^3*sin(y)*cos(x)+6969600*cos(x)^2*a^2*sin(x)^4+5280*a^3*cos(y)^2*cos(x)-10454400*a^2+6969600*a^2*cos(y)^2*cos(x)*sin(x)*sin(y)+13939200*cos(y)*a^2*sin(x)^4-6071915520000*sin(x)^2*cos(y)^2-6969600*a^2*sin(x)^4-9199872000*a*cos(x)+17424000*a^2*sin(x)^2+12143831040000*sin(x)^4+10560*cos(x)*a^3*sin(x)^2-9199872000*sin(x)*sin(y)*a*cos(y)+9199872000*cos(x)*cos(y)*a*sin(x)^2+13939200*a^2*cos(y)+12143831040000*sin(x)^2*cos(y)-6071915520000*sin(x)^2*sin(y)^2+3484800*a^2*sin(y)^2+13799808000*a*sin(x)*sin(y)-27878400*a^2*cos(y)*sin(x)^2+9199872000*sin(y)^2*a*cos(x)-18399744000*sin(x)^3*sin(y)*a+3035957760000*sin(y)^2+3035957760000*cos(y)^2-13939200*a^2*cos(x)^2*cos(y)+3035957760000*sin(x)^2*sin(y)^2*cos(x)^2-6969600*a^2*cos(y)^2*sin(x)^4+10454400*sin(x)^2*a^2*sin(y)^2-3035957760000-9199872000*cos(x)*cos(y)^2*a*sin(x)^2+9199872000*cos(y)*sin(x)^3*sin(y)*a-10560*a^3*cos(y)^2*cos(x)*sin(x)^2-9199872000*sin(x)^4*cos(y)*cos(x)*a+6071915520000*sin(x)^3*cos(y)*sin(y)*cos(x)+13939200*a^2*cos(x)^2*cos(y)*sin(x)^2-13939200*a^2*cos(x)^2*cos(y)^2*sin(x)^2+5280*a^3*cos(x)*cos(y)*sin(y)^2-27878400*cos(x)*a^2*sin(x)^3*sin(y)-9199872000*cos(x)^2*a*sin(x)^3*sin(y)+9199872000*cos(x)*a*sin(x)^2*sin(y)^2+6969600*sin(x)*sin(y)*cos(x)*a^2-3484800*a^2*cos(y)^2+3035957760000*sin(x)^4*cos(y)^2+9199872000*a*cos(x)^2*cos(y)^2*sin(x)*sin(y)-9199872000*a*cos(x)*cos(y)*sin(x)^2*sin(y)^2-9199872000*a*cos(x)^2*cos(y)*sin(x)*sin(y)+13939200*a^2*cos(x)*cos(y)*sin(x)^3*sin(y)-6969600*sin(y)^2*a^2*cos(x)^2*sin(x)^2+6969600*sin(y)^2*a^2*cos(x)^2*cos(y)+4599936000*sin(y)^3*a*cos(x)^2*sin(x)-4599936000*sin(x)*sin(y)*a*cos(y)^2+4599936000*sin(x)^3*sin(y)*a*cos(y)^2-a^4+2640*a^3*cos(y)^2*sin(x)*sin(y)-5280*a^3*cos(y)^2*sin(x)^3*sin(y)+1742400*sin(x)^2*sin(y)^2*a^2*cos(y)^2-5280*a^3*sin(x)^3*sin(y)+9199872000*a*sin(x)^3*sin(y)^3-4*a^4*cos(y)^2*sin(x)^2+4*a^4*cos(y)^2*sin(x)^4+1742400*sin(y)^4*a^2*cos(x)^2-2640*a^3*sin(x)*sin(y)^3+10560*a^3*sin(x)^5*sin(y)-4599936000*a*sin(x)*sin(y)^3-13939200*a^2*sin(x)^4*sin(y)^2-2640*a^3*sin(x)*sin(y)+a^4*cos(y)^2+a^4*sin(y)^2-4*a^4*sin(x)^4-5280*a^3*cos(x)+4*a^4*sin(x)^2-5280*a^3*cos(y)*sin(x)^2*sin(y)^2*cos(x)+3484800*sin(y)^3*a^2*cos(x)*sin(x)*cos(y)-13939200*a^2*cos(y)*sin(x)*sin(y)*cos(x)-12143831040000*sin(x)^4*cos(y)+10454400*a^2*cos(y)^2*sin(x)^2-6071915520000*sin(x)^2)^(1/2))-2640*cos(x)+2*a*sin(x)^2)/(-1320*sin(x)+a*sin(y)),1/2/(a^2+1742400-2640*a*sin(x)*sin(y)+2640*a*cos(x)*cos(y))*(6969600-3484800*cos(y)+2*a^2*cos(y)+3484800*sin(x)^2*cos(y)+5280*a*cos(x)*cos(y)-5280*cos(x)*a*sin(x)^2+3484800*sin(x)*sin(y)*cos(x)-4*a^2*cos(y)*sin(x)^2-6969600*sin(x)^2+2640*sin(y)^2*a*cos(x)+2640*sin(x)*sin(y)*a*cos(y)-2*(9199872000*a*cos(x)*cos(y)^2+18399744000*cos(x)*a*sin(x)^4+13939200*a^2*cos(x)^2*cos(y)^2-12143831040000*sin(x)^3*sin(y)*cos(x)+6969600*cos(x)^2*a^2*sin(x)^4+5280*a^3*cos(y)^2*cos(x)-10454400*a^2+6969600*a^2*cos(y)^2*cos(x)*sin(x)*sin(y)+13939200*cos(y)*a^2*sin(x)^4-6071915520000*sin(x)^2*cos(y)^2-6969600*a^2*sin(x)^4-9199872000*a*cos(x)+17424000*a^2*sin(x)^2+12143831040000*sin(x)^4+10560*cos(x)*a^3*sin(x)^2-9199872000*sin(x)*sin(y)*a*cos(y)+9199872000*cos(x)*cos(y)*a*sin(x)^2+13939200*a^2*cos(y)+12143831040000*sin(x)^2*cos(y)-6071915520000*sin(x)^2*sin(y)^2+3484800*a^2*sin(y)^2+13799808000*a*sin(x)*sin(y)-27878400*a^2*cos(y)*sin(x)^2+9199872000*sin(y)^2*a*cos(x)-18399744000*sin(x)^3*sin(y)*a+3035957760000*sin(y)^2+3035957760000*cos(y)^2-13939200*a^2*cos(x)^2*cos(y)+3035957760000*sin(x)^2*sin(y)^2*cos(x)^2-6969600*a^2*cos(y)^2*sin(x)^4+10454400*sin(x)^2*a^2*sin(y)^2-3035957760000-9199872000*cos(x)*cos(y)^2*a*sin(x)^2+9199872000*cos(y)*sin(x)^3*sin(y)*a-10560*a^3*cos(y)^2*cos(x)*sin(x)^2-9199872000*sin(x)^4*cos(y)*cos(x)*a+6071915520000*sin(x)^3*cos(y)*sin(y)*cos(x)+13939200*a^2*cos(x)^2*cos(y)*sin(x)^2-13939200*a^2*cos(x)^2*cos(y)^2*sin(x)^2+5280*a^3*cos(x)*cos(y)*sin(y)^2-27878400*cos(x)*a^2*sin(x)^3*sin(y)-9199872000*cos(x)^2*a*sin(x)^3*sin(y)+9199872000*cos(x)*a*sin(x)^2*sin(y)^2+6969600*sin(x)*sin(y)*cos(x)*a^2-3484800*a^2*cos(y)^2+3035957760000*sin(x)^4*cos(y)^2+9199872000*a*cos(x)^2*cos(y)^2*sin(x)*sin(y)-9199872000*a*cos(x)*cos(y)*sin(x)^2*sin(y)^2-9199872000*a*cos(x)^2*cos(y)*sin(x)*sin(y)+13939200*a^2*cos(x)*cos(y)*sin(x)^3*sin(y)-6969600*sin(y)^2*a^2*cos(x)^2*sin(x)^2+6969600*sin(y)^2*a^2*cos(x)^2*cos(y)+4599936000*sin(y)^3*a*cos(x)^2*sin(x)-4599936000*sin(x)*sin(y)*a*cos(y)^2+4599936000*sin(x)^3*sin(y)*a*cos(y)^2-a^4+2640*a^3*cos(y)^2*sin(x)*sin(y)-5280*a^3*cos(y)^2*sin(x)^3*sin(y)+1742400*sin(x)^2*sin(y)^2*a^2*cos(y)^2-5280*a^3*sin(x)^3*sin(y)+9199872000*a*sin(x)^3*sin(y)^3-4*a^4*cos(y)^2*sin(x)^2+4*a^4*cos(y)^2*sin(x)^4+1742400*sin(y)^4*a^2*cos(x)^2-2640*a^3*sin(x)*sin(y)^3+10560*a^3*sin(x)^5*sin(y)-4599936000*a*sin(x)*sin(y)^3-13939200*a^2*sin(x)^4*sin(y)^2-2640*a^3*sin(x)*sin(y)+a^4*cos(y)^2+a^4*sin(y)^2-4*a^4*sin(x)^4-5280*a^3*cos(x)+4*a^4*sin(x)^2-5280*a^3*cos(y)*sin(x)^2*sin(y)^2*cos(x)+3484800*sin(y)^3*a^2*cos(x)*sin(x)*cos(y)-13939200*a^2*cos(y)*sin(x)*sin(y)*cos(x)-12143831040000*sin(x)^4*cos(y)+10454400*a^2*cos(y)^2*sin(x)^2-6071915520000*sin(x)^2)^(1/2)))