Question

determine os quatro primeiros termos da sequência definida por:

Answer 1

2n/ ( n + 1)
n = 2
2(2) / ( 2 + 1)  = 4/3 ***

n =3
2(3) / ( 3 + 1)  = 6/4 ***

n = 4
2(4) / ( 4 + 1) = 8/5 ****

n = 5
2(5) / ( 5 + 1) = 10/6 ***