x^-2√3x=0, 4x^-121=0,(x-4)^=(5-2x)^用因式分解法解方程

x^2-2√3 x=0x(x-2√3)=0x=0,x=2√34x^2-121=0(2x)^2-11^2=0(2x+11)(2x-11)=0x=-11/2,x=11/2(x-4)^2=(5-2x)^2 (x-4)^2-(5-2x)^2 =0(x-4+5-2x)(x-4-5+2x)=0(-x+1)(3x-9)=0-3(x-1)(x-3)=0x=1,x=3