At the beginning of an experiment, a scientist has 372 grams of radioactive goo. After 195 minutes, her sample has decayed to 23.25 grams. a) What is the half-life of the goo in minutes? b) Find a formula for G(t), the amount of goo remaining at time t. c) How many grams of goo will remain after 29 minutes?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
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i have to do a video explaininh how to solve a problem like the following. can you explain and show how to do it incluiding ehat i should say in my video. (this is not the offcial problem, it is an example,) thanks

At the beginning of an experiment, a scientist has 372 grams of radioactive goo. After 195
minutes, her sample has decayed to 23.25 grams.
a) What is the half-life of the goo in minutes?
b) Find a formula for G(t), the amount of goo remaining at time t.
c) How many grams of goo will remain after 29 minutes?
Transcribed Image Text:At the beginning of an experiment, a scientist has 372 grams of radioactive goo. After 195 minutes, her sample has decayed to 23.25 grams. a) What is the half-life of the goo in minutes? b) Find a formula for G(t), the amount of goo remaining at time t. c) How many grams of goo will remain after 29 minutes?
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