Explicaê

01

 Resolva a equação x 2 – 3 = x(x – 3). Pode-se classificar a raiz encontrada como:

Desconsiderar opção Created with Sketch. Considerar opção Created with Sketch.
Desconsiderar opção Created with Sketch. Considerar opção Created with Sketch.
Desconsiderar opção Created with Sketch. Considerar opção Created with Sketch.
Desconsiderar opção Created with Sketch. Considerar opção Created with Sketch.