作业帮4(x-1)²-9(3-2x)²=0
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4(x-1)²-9(3-2x)²=0
4(x-1)²-9(3-2x)²=0
4(x-1)²-9(3-2x)²=0
4(x-1)²-9(3-2x)²=0
【2(x-1)】方-【3(3-2x)】方=0
(2(x-1)+3(3-2x))(2(x-1)-3(3-2x))=0
(-4x+7)(8x-11)=0
x=7/4或x=11/8
4(x-1)²-9(3-2x)²=0
(2x-2-9+6x)(2x-2+9-6x)=0
(8x-11)(7-4x)=0
x=11/8或7/4