A store manager adjusts the price of an item each week that the item goes unsold. The price of the unsold item, in dollars, after x weeks can be modeled by the exponential function f(x) = 320(0.90)^x

Question

The initial price of the store item before the store manager made any price adjustments was:

Answer 1

f(0) = 320(0.90)^0 = 320