mathematica解方程组Solve[{(\[Pi] r^2)/3 + (a*\[Pi] r x)/Sqrt[r^2 + x^2] == 0, 4 a*\[Pi] R + 2 \[Pi] R^2 + (2 a*\[Pi] R^2)/ Sqrt[-r^2 + R^2] + (\[Pi] R (r^2/3 + (2 R^2)/3))/ Sqrt[-r^2 + R^2] + 2 \[Pi] *a*Sqrt[-r^2 + R^2] + 4/3 \[Pi] R
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/04 21:16:41
![mathematica解方程组Solve[{(\[Pi] r^2)/3 + (a*\[Pi] r x)/Sqrt[r^2 + x^2] == 0, 4 a*\[Pi] R + 2 \[Pi] R^2 + (2 a*\[Pi] R^2)/ Sqrt[-r^2 + R^2] + (\[Pi] R (r^2/3 + (2 R^2)/3))/ Sqrt[-r^2 + R^2] + 2 \[Pi] *a*Sqrt[-r^2 + R^2] + 4/3 \[Pi] R](/uploads/image/z/6926935-31-5.jpg?t=mathematica%E8%A7%A3%E6%96%B9%E7%A8%8B%E7%BB%84Solve%5B%7B%28%5C%5BPi%5D+r%5E2%29%2F3+%2B+%28a%2A%5C%5BPi%5D+r+x%29%2FSqrt%5Br%5E2+%2B+x%5E2%5D+%3D%3D+0%2C+++4+a%2A%5C%5BPi%5D+R+%2B+2+%5C%5BPi%5D+R%5E2+%2B+%282+a%2A%5C%5BPi%5D+R%5E2%29%2F++++Sqrt%5B-r%5E2+%2B+R%5E2%5D+%2B+%28%5C%5BPi%5D+R+%28r%5E2%2F3+%2B+%282+R%5E2%29%2F3%29%29%2F++++Sqrt%5B-r%5E2+%2B+R%5E2%5D+%2B+2+%5C%5BPi%5D+%2Aa%2ASqrt%5B-r%5E2+%2B+R%5E2%5D+%2B+++++4%2F3+%5C%5BPi%5D+R)
mathematica解方程组Solve[{(\[Pi] r^2)/3 + (a*\[Pi] r x)/Sqrt[r^2 + x^2] == 0, 4 a*\[Pi] R + 2 \[Pi] R^2 + (2 a*\[Pi] R^2)/ Sqrt[-r^2 + R^2] + (\[Pi] R (r^2/3 + (2 R^2)/3))/ Sqrt[-r^2 + R^2] + 2 \[Pi] *a*Sqrt[-r^2 + R^2] + 4/3 \[Pi] R
mathematica解方程组
Solve[{(\[Pi] r^2)/3 + (a*\[Pi] r x)/Sqrt[r^2 + x^2] == 0,
4 a*\[Pi] R + 2 \[Pi] R^2 + (2 a*\[Pi] R^2)/
Sqrt[-r^2 + R^2] + (\[Pi] R (r^2/3 + (2 R^2)/3))/
Sqrt[-r^2 + R^2] + 2 \[Pi] *a*Sqrt[-r^2 + R^2] +
4/3 \[Pi] R Sqrt[-r^2 + R^2] ==
0,-((2 *a*\[Pi] r R)/
Sqrt[-r^2 + R^2]) - (\[Pi] r (r^2/3 + (2 R^2)/3))/
Sqrt[-r^2 + R^2] + 2/3 \[Pi] r Sqrt[-r^2 + R^2] + (2 \[Pi] r x)/
3 + (a*\[Pi] r^2)/Sqrt[r^2 + x^2] + \[Pi] *a Sqrt[r^2 + x^2] ==
0,\[Pi] r Sqrt[r^2 + x^2] + 2 \[Pi] R^2 +
2 \[Pi] R Sqrt[-r^2 + R^2] == S},{R,r,x,a}]
mathmatica为什么解不出来?
mathematica解方程组Solve[{(\[Pi] r^2)/3 + (a*\[Pi] r x)/Sqrt[r^2 + x^2] == 0, 4 a*\[Pi] R + 2 \[Pi] R^2 + (2 a*\[Pi] R^2)/ Sqrt[-r^2 + R^2] + (\[Pi] R (r^2/3 + (2 R^2)/3))/ Sqrt[-r^2 + R^2] + 2 \[Pi] *a*Sqrt[-r^2 + R^2] + 4/3 \[Pi] R
你Solve的格式写的不对方程组之间要用&&连接,Solve的帮助里第二个就是方程组的例子