Explicaê

01

(PUC-RJ) Para n inteiro positivo, os números da forma  3n²+3 + 3n²+4 + 3n²+5 são sempre múltiplos de:

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