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Tìm x (x+1)^2=x+1 Help me!!Pls
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5 votes
Tìm x
(x+1)^2=x+1
Help me!!Pls

User Susie Humby
by
3.7k points

1 Answer

4 votes
x^2+2x+1=x+1
x^2+2x-x+1-1=0
x^2-x=0
x(x-1)=0
x=0
x-1=0
x=1
User Yijing Shi
by
3.4k points
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