Kanye W.

asked • 12/01/22

word math problem

Actinium-227 is a radioactive substance that decays according to the following function, where y0

 is the initial amount present, and y

 is the amount present at time t

 (in years).

y=y0e^−0.0321t

Find the half-life of Actinium-227. Do not round any intermediate computations, and round your answer to the nearest tenth.



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