The formula for the half - life of continuosly decaying substances is N(t) = No5". where No is the initial amount, (t) is the amount at time t, and h is the half - life of the substance. Now, given that a certain radioactive material of 160 grams has a half - life of 30 days. How much of the material would be left after 120 days? 10 grams 1 gram © 2.5 grams 5 grams

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.3: The Natural Exponential Function
Problem 32E
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Question 29
The formula for the half - life of continuosly decaying substances is N(t) = No -.
where
No is the initial amount, N(t) is the amount at time t, and h is the half - life of the substance.
Now, given that a certain radioactive material of 160 grams has a half – life of 30 days. How much
of the material would be left after 120 days?
10 grams
1 gram
c 2.5 grams
5 grams
Question 30
If the given exponential function is f(x) = (4)*, then its graph passes through the point
Transcribed Image Text:Question 29 The formula for the half - life of continuosly decaying substances is N(t) = No -. where No is the initial amount, N(t) is the amount at time t, and h is the half - life of the substance. Now, given that a certain radioactive material of 160 grams has a half – life of 30 days. How much of the material would be left after 120 days? 10 grams 1 gram c 2.5 grams 5 grams Question 30 If the given exponential function is f(x) = (4)*, then its graph passes through the point
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