Question

o valor de 2ⁿ+2ⁿ+¹/2ⁿ+³,com n natural é:

a)2²ⁿ

b)2ⁿ+¹

c)2

d)⅜

e)³/5

Answer 1

(2ⁿ + 2ⁿ+¹)/2ⁿ+³
(2ⁿ(1 + 2))/2ⁿ+³
[2ⁿ-(ⁿ+³)].3
2ⁿ-ⁿ-³.3
2-³.3
⅜