(3x-4)²=9(4x-3)²解方程
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/07/01 01:07:41
(3x-4)²=9(4x-3)²解方程
![(3x-4)²=9(4x-3)²解方程](/uploads/image/z/341369-17-9.jpg?t=%283x-4%29%26%23178%3B%3D9%284x-3%29%26%23178%3B%E8%A7%A3%E6%96%B9%E7%A8%8B)
(3x-4)^2-9(4x-3)^2=0
(3x-4)^2-(12x-9)^2=0
(3x-4+12x-9)(3x-4-12x+9)=0
(15x-13)(-9x+5)=0
x=13/15或x=5/9
(3x-4)^2-(12x-9)^2=0
(3x-4+12x-9)(3x-4-12x+9)=0
(15x-13)(-9x+5)=0
x=13/15或x=5/9
解方程 (3x+1)(3x-1)=(x+2)(9x-4) 2(x-3)(x-2)-(x+3)²=(x-1)(x
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解方程x²+3x-9=x-11
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