A population of flies grows according to the function p(x) = 2(4)^x, where x is measured in weeks. A local spider has set up shop and consumes flies according to the function s(x) = 2x + 5. What is the population of flies after two weeks with the introduced spider?

15 flies

23 flies

32 flies

36 flies

Question

A population of flies grows according to the function p(x) = 2(4)^x, where x is measured in weeks. A local spider has set up shop and consumes flies according to the function s(x) = 2x + 5. What is the population of flies after two weeks with the introduced spider?

15 flies

23 flies

32 flies

36 flies

anonymous · Answer

@Destinymasha

anonymous · Answer

Simply subtract s(x) from p(x) for x=2.