OpenStax, Algebra and Trigonometry 2e §6.8 Fitting Exponential Models to Data · Exercise 162 · Algebra · Exponentials & logarithms

Fitting Exponential Models to Data · Exercise 162

A radiation safety officer is working with $112$ grams of a radioactive substance. After $17$ days, the sample has decayed to $80$ grams. Rounding to five significant digits, write an exponential equation representing this situation. To the nearest day, what is the half-life of this substance?

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OpenStax, Algebra and Trigonometry 2e · §6.8 Fitting Exponential Models to Data · Exercise 162

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