Question: Question #25 / 40 There was a sample of650 milligrams of a radioactive substance to start a study. Since then, the sample has decayed by1.4

Question #25 / 40

There was a sample of650

milligrams of a radioactive substance to start a study. Since then, the sample has decayed by1.4

%

each year.Lett

be the number of years since the start of the study. Lety

be the mass of the sample in milligrams. Wr it e a n exponential function showing the relationship betweeny

andt

.

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