(1) 3(x-2)=4x-2x^2
2x(x-2)+3(x-2)=0;
(x-2)(2x+3)=0;
x=2或x=-3/2;
(2) (x-1)^2-2(x-1)=-1
(x-1)²-2(x-1)+1=0;
(x-1-1)²=0;
x=2;
(3) 4(x+3)^2-(x-2)^2=0
[2(x+3)+(x-2)][2(x+3)-(x-2)]=0;
(3x+4)(x+8)=0;
x=-8或x=-4/3;
手机提问的朋友在客户端右上角评价点【满意】即可.
(1) 3(x-2)=4x-2x^2
2x(x-2)+3(x-2)=0;
(x-2)(2x+3)=0;
x=2或x=-3/2;
(2) (x-1)^2-2(x-1)=-1
(x-1)²-2(x-1)+1=0;
(x-1-1)²=0;
x=2;
(3) 4(x+3)^2-(x-2)^2=0
[2(x+3)+(x-2)][2(x+3)-(x-2)]=0;
(3x+4)(x+8)=0;
x=-8或x=-4/3;
手机提问的朋友在客户端右上角评价点【满意】即可.