Strontium-90 is a radioactive material that decays according to the function A(t) = A e scientist has a sample of 800 grams of strontium-90. (a) What is the decay rate of strontium-90? (b) How much strontium-90 is left after 30 years? (c) When will only 600 grams of strontium-90 be left? (d) What is the half-life of strontium-90? (a) The decay rate of strontium-90 is %. (Type an integer or a decimal. Include the negative sign for the decay rate.) -0.0244t, where A is the initial amount present and A is the amount present at time t (in years). Assume that a

Strontium-90 is a radioactive material that decays according to the function A(t) = A e scientist has a sample of 800 grams of strontium-90. (a) What is the decay rate of strontium-90? (b) How much strontium-90 is left after 30 years? (c) When will only 600 grams of strontium-90 be left? (d) What is the half-life of strontium-90? (a) The decay rate of strontium-90 is %. (Type an integer or a decimal. Include the negative sign for the decay rate.) -0.0244t, where A is the initial amount present and A is the amount present at time t (in years). Assume that a

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter5: Inverse, Exponential, And Logarithmic Functions

Section: Chapter Questions

Problem 18T

See similar textbooks