作业帮H=solve('(1/2)*m*E^2+m*g*D*tan(B)*sin(a)-F/sin(B)-(1/2)*m*H^2=0') H = [ empty sym ]H=solve('(1/2)*m*E^2+m*g*D*tan(B)*sin(a)-F/sin(B)-(1/2)*m*H^2=0')Warning:Explicit solution could not be found.> In solve at 81H =[ empty sym ]怎么解决
来源：学生作业帮助网 编辑：作业帮 时间：2024/10/07 01:39:26
![H=solve('(1/2)*m*E^2+m*g*D*tan(B)*sin(a)-F/sin(B)-(1/2)*m*H^2=0') H = [ empty sym ]H=solve('(1/2)*m*E^2+m*g*D*tan(B)*sin(a)-F/sin(B)-(1/2)*m*H^2=0')Warning:Explicit solution could not be found.> In solve at 81H =[ empty sym ]怎么解决](/uploads/image/z/14057741-29-1.jpg?t=H%3Dsolve%28%27%281%2F2%29%2Am%2AE%5E2%2Bm%2Ag%2AD%2Atan%28B%29%2Asin%28a%29-F%2Fsin%28B%29-%281%2F2%29%2Am%2AH%5E2%3D0%27%29+H+%3D+%5B+empty+sym+%5DH%3Dsolve%28%27%281%2F2%29%2Am%2AE%5E2%2Bm%2Ag%2AD%2Atan%28B%29%2Asin%28a%29-F%2Fsin%28B%29-%281%2F2%29%2Am%2AH%5E2%3D0%27%29Warning%3AExplicit+solution+could+not+be+found.%3E+In+solve+at+81H+%3D%5B+empty+sym+%5D%E6%80%8E%E4%B9%88%E8%A7%A3%E5%86%B3)
H=solve('(1/2)*m*E^2+m*g*D*tan(B)*sin(a)-F/sin(B)-(1/2)*m*H^2=0') H = [ empty sym ]H=solve('(1/2)*m*E^2+m*g*D*tan(B)*sin(a)-F/sin(B)-(1/2)*m*H^2=0')Warning:Explicit solution could not be found.> In solve at 81H =[ empty sym ]怎么解决
H=solve('(1/2)*m*E^2+m*g*D*tan(B)*sin(a)-F/sin(B)-(1/2)*m*H^2=0') H = [ empty sym ]
H=solve('(1/2)*m*E^2+m*g*D*tan(B)*sin(a)-F/sin(B)-(1/2)*m*H^2=0')
Warning:Explicit solution could not be found.
> In solve at 81
H =
[ empty sym ]
怎么解决
H=solve('(1/2)*m*E^2+m*g*D*tan(B)*sin(a)-F/sin(B)-(1/2)*m*H^2=0') H = [ empty sym ]H=solve('(1/2)*m*E^2+m*g*D*tan(B)*sin(a)-F/sin(B)-(1/2)*m*H^2=0')Warning:Explicit solution could not be found.> In solve at 81H =[ empty sym ]怎么解决
大3倍,正方形面积就扩大9倍.
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