因式分解解下列方程:(2a-1)²=0 (2x-5)²=9 4x²-(x-1)²=0
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![因式分解解下列方程:(2a-1)²=0 (2x-5)²=9 4x²-(x-1)²=0](/uploads/image/z/469869-69-9.jpg?t=%E5%9B%A0%E5%BC%8F%E5%88%86%E8%A7%A3%E8%A7%A3%E4%B8%8B%E5%88%97%E6%96%B9%E7%A8%8B%EF%BC%9A%EF%BC%882a-1%EF%BC%89%26%23178%3B%3D0+%EF%BC%882x-5%EF%BC%89%26%23178%3B%3D9+4x%26%23178%3B-%EF%BC%88x-1%EF%BC%89%26%23178%3B%3D0)
因式分解解下列方程:(2a-1)²=0 (2x-5)²=9 4x²-(x-1)²=0
因式分解解下列方程:(2a-1)²=0 (2x-5)²=9 4x²-(x-1)²=0
因式分解解下列方程:(2a-1)²=0 (2x-5)²=9 4x²-(x-1)²=0
(2a-1)²=0
2a-1=0
a=1/2
(2x-5)²=9
(2x-5)²-3²=0
(2x-5+3)(2x-5-3)=0
(2x-2)(2x-8)=0
x=1 x=4
4x²-(x-1)²=0
(2x-x+1)(2x+x-1)=0
(x+1)(3x-1)=0
x=-1 x=1/3
(2a-1)²=0 2a-1=0 a=0.5
(2x-5)²=9 (2x-5)^2-9=0 (2x-5+3)(2x-5-3)=0 x=1或x=4
4x²-(x-1)²=0 (2x+x-1)(2x-x+1)=0 x=1/3或x=-1