P (x) = 90(1 + 1.5x) / 1+ 0.5x

P = number of fish
x = number of months since the fish were placed in the aquarium

One year after the fish are first placed in the aquarium, what is the total number of fish? Round your answer to the nearest whole number.

Question

P (x) = 90(1 + 1.5x) / 1+ 0.5x

P = number of fish
x = number of months since the fish were placed in the aquarium

One year after the fish are first placed in the aquarium, what is the total number of fish? Round your answer to the nearest whole number.

anonymous · Answer

So you have a function P(x). The idea of a function is that you give input and you get output. So in this case the input, x, is the number of months. If you plug a number in for x you'll get the output P(x). In this case the number of fish. So you plug in 12 for x.