Hector would like to join a gym that has a one-time membership fee plus a monthly fee. He can use the function f(x) = 35x + 50 to model the cost of gym membership after z months. Identify and interpret the initial value of the function. (1 point)
The initial value of 50 represents the monthly fee.
The initial value of 35 represents the monthly fee.
The initial value of 35 represents the one-time membership fee.
The initial value of 50 represents the one-time membership fee.