A certain song with 8 verses is played at a different tempo in each verse. The recursion below defines the sequence , the song's tempo (in beats per minute) in the n^th verse.
a^1 =50
a^n = a^n-1 +12
Which function represents the term of this sequence, for ?
A
.
B.
1 answer
a^n = 50 + 12(n-1)