Apool pass costs $30 for the first month and $15 each additional month. construct an explicit rule in function notation to model the arithmetic sequence. f(n) = (simplfy your answer) find f(12)

   [ where is number of months]

Step-by-step explanation:

Pool pass cost for first month =$30

Pool pass cost after first month = $15 for each month

The total amount charged by the pool can be expressed as a  function where represents the number of months.

This can be simplified by using distribution.

Take 15 as greatest common factor.

∴

For

∴ Amount charged by pool for 12 months = $195

answer: the answer is ann