factorise ( x +1) ²-4x plz find the answers
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(x+1)² -4x=0
x²+2x+1-4x=0
x²-2x+1=0
x²-x-x+1=0
x(x-1)-1(x-1)=0
(x-1)(x-1)=0
(x-1)= 0
(x-1)=0
x = 1,1
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