3. The half-life of a certain radioactive material is 42 days. An initial amount of the material has a mass of 49
kg. Write an exponential function that models the decay of this material. Find how much radioactive material
remains after 8 days. Round your answer to the nearest thousandth

Question

3. The half-life of a certain radioactive material is 42 days. An initial amount of the material has a mass of 49
kg. Write an exponential function that models the decay of this material. Find how much radioactive material
remains after 8 days. Round your answer to the nearest thousandth

anonymous · Answer

This would be chemistry but okay.

It would be 49kg * (.5)^8/42 = 42.940 kg

anonymous · Answer

its on my algebra 2 work

anonymous · Answer

5. Suppose you invest $500 at an annual interest rate of 8.2% compounded continuously. How much will
you have in the account after 15 years?