解方程:x^-4x+4=0

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解方程:x^-4x+4=0解方程:x^-4x+4=0解方程:x^-4x+4=0x^2-4x+4=0(x-2)^2=0x-2=0x=2x^-4x+4=(x-2)^=0x=2x^2-4x+4=0(x-2)

解方程:x^-4x+4=0
解方程:x^-4x+4=0

解方程:x^-4x+4=0
x^2-4x+4=0
(x-2)^2=0
x-2=0
x=2

x^-4x+4
=(x-2)^
=0
x=2

x^2-4x+4=0
(x-2)^2=0
x-2=0
x=2