Tìm x:

a) \(x\left(x-1\right)+x-1=0\)

b) \(3\left(x-3\right)-4x+12=0\)

c) \(x^3-5x=0\)

d) \(\left(3x-2\right)^2-\left(x+2\right)^2=0\)

e) \(x^2-9-4\left(x+3\right)=0\)

f) \(2\left(x-2\right)-x^2+4x-4=0\)

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