解方程:(1-2x)²-(3x-1)(3x+1)=5x(1-x)
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/30 21:12:57
![解方程:(1-2x)²-(3x-1)(3x+1)=5x(1-x)](/uploads/image/z/224453-29-3.jpg?t=%E8%A7%A3%E6%96%B9%E7%A8%8B%3A%281-2x%29%26%23178%3B-%283x-1%29%283x%2B1%29%3D5x%281-x%29)
解方程:(1-2x)²-(3x-1)(3x+1)=5x(1-x)
解方程:(1-2x)²-(3x-1)(3x+1)=5x(1-x)
解方程:(1-2x)²-(3x-1)(3x+1)=5x(1-x)
:(1-2x)²-(3x-1)(3x+1)=5x(1-x)
1-4x+4x²-9x²+1=5x-5x²
2-4x-5x²-5x+5x²=0
-9x=-2
x=2/9
x=9分之2
x=2/9
有帮助请采纳,不懂可追问
x1=x2=2/9