Given the explicit formula, find the 5th term.
an = −3 + (n − 1)5
Responses
17
17
15
15
5
5
22
To find the 5th term, we substitute n = 5 into the explicit formula:
a5 = -3 + (5-1)5
Simplifying inside the parentheses:
a5 = -3 + (4)5
Multiplying:
a5 = -3 + 20
Adding:
a5 = 17
Therefore, the 5th term is 17.