Explicaê

01

(PUC-PR) Sabendo que o desenvolvimento de {2x2-[2/(3x)]}n possui 7 termos e que um deles é 240ax6, acharemos para "a" o valor:

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.