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Rezolvati in multimea nr reale ecuatia :
x la a doua -x=0​


Răspuns :

Răspuns:

[tex]\it x^{2} -x = 0\\\\x\cdot(x-1) = 0\\\\x_{1} =0 \\\\x-1=0\Rightarrow x= 0+1\Rightarrow x_{2} =1[/tex]

x²-x=0

x(x-1)=0

1. x=0

2. x-1=0

x=1

x∈{0,1}