matlab 请帮忙检查此语句的错误之处,老是检查不出来![x,y]=('abs(2.03*x+y-665.25)=155*sqrt(1+2.03^2)','abs(0.78*x-y+193.5)=155*sqrt(1+0.78^2)') 已知圆的两切线方程,求圆心坐标(x,y) 提示:Error:Expression or statement
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![matlab 请帮忙检查此语句的错误之处,老是检查不出来![x,y]=('abs(2.03*x+y-665.25)=155*sqrt(1+2.03^2)','abs(0.78*x-y+193.5)=155*sqrt(1+0.78^2)') 已知圆的两切线方程,求圆心坐标(x,y) 提示:Error:Expression or statement](/uploads/image/z/5459943-39-3.jpg?t=matlab+%E8%AF%B7%E5%B8%AE%E5%BF%99%E6%A3%80%E6%9F%A5%E6%AD%A4%E8%AF%AD%E5%8F%A5%E7%9A%84%E9%94%99%E8%AF%AF%E4%B9%8B%E5%A4%84%2C%E8%80%81%E6%98%AF%E6%A3%80%E6%9F%A5%E4%B8%8D%E5%87%BA%E6%9D%A5%21%5Bx%2Cy%5D%3D%28%27abs%282.03%2Ax%2By-665.25%29%3D155%2Asqrt%281%2B2.03%5E2%29%27%2C%27abs%280.78%2Ax-y%2B193.5%29%3D155%2Asqrt%281%2B0.78%5E2%29%27%29+%E5%B7%B2%E7%9F%A5%E5%9C%86%E7%9A%84%E4%B8%A4%E5%88%87%E7%BA%BF%E6%96%B9%E7%A8%8B%2C%E6%B1%82%E5%9C%86%E5%BF%83%E5%9D%90%E6%A0%87%EF%BC%88x%2Cy%29+%E6%8F%90%E7%A4%BA%EF%BC%9AError%3AExpression+or+statement)
matlab 请帮忙检查此语句的错误之处,老是检查不出来![x,y]=('abs(2.03*x+y-665.25)=155*sqrt(1+2.03^2)','abs(0.78*x-y+193.5)=155*sqrt(1+0.78^2)') 已知圆的两切线方程,求圆心坐标(x,y) 提示:Error:Expression or statement
matlab 请帮忙检查此语句的错误之处,老是检查不出来!
[x,y]=('abs(2.03*x+y-665.25)=155*sqrt(1+2.03^2)','abs(0.78*x-y+193.5)=155*sqrt(1+0.78^2)') 已知圆的两切线方程,求圆心坐标(x,y)
提示:Error:Expression or statement is incorrect--possibly unbalanced (,{,or [.
matlab 请帮忙检查此语句的错误之处,老是检查不出来![x,y]=('abs(2.03*x+y-665.25)=155*sqrt(1+2.03^2)','abs(0.78*x-y+193.5)=155*sqrt(1+0.78^2)') 已知圆的两切线方程,求圆心坐标(x,y) 提示:Error:Expression or statement
[x,y]=solve('abs(2.03*x+y-665.25)=155*sqrt(1+2.03^2)','abs(0.78*x-y+193.5)=155*sqrt(1+0.78^2)');
x=subs(x)
就可求出x值 如果求y 就在输入 y=subs(y)
或者你可以新建一个function文件 输入
[x,y]=solve('abs(2.03*x+y-665.25)=155*sqrt(1+2.03^2)','abs(0.78*x-y+193.5)=155*sqrt(1+0.78^2)')
x=subs(x)y=subs(y) 再点运行就可求出结果