Question

Write a possible explicit rule for the nth term of the sequence: 1/2, 2/3, 3/4, 4/5, 5/6, ...

a) an = an-1/(n + 1)

b) an = (n-1)/(n + 1)

c) an = n/(n + 1)

d) an = n/an - 1

Answer 1

an explicit rule has no an stuff on the right side

Answer 2

\[a _{n}\]

Answer 3

note that the numerators are the same as the order number