a radioactive substance decays in such a way that the amount of mass remaining after t days is given by the function m(t) = 15e^-0.018t where m(t) is measured in kilograms.    1. find the initials mass of the substance  2. how much of the mass remains after 44 days ( round your answe to one decimal place).

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter2: Exponential, Logarithmic, And Trigonometric Functions
Section2.3: Applications: Growth And Decay
Problem 15E
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a radioactive substance decays in such a way that the amount of mass remaining after t days is given by the function m(t) = 15e^-0.018t where m(t) is measured in kilograms. 

 

1. find the initials mass of the substance 

2. how much of the mass remains after 44 days ( round your answe to one decimal place). 

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