Which function represents a decaying element that starts with 75% of its original quantity, with a half life of 5 hours, When P represents the percentage of quantity remaining and t represents the number of hours that have passed? a. P = 75 b. P = 0.75 C. d. 12 75= P 15t 2 75(21) P = 75 5t = 0.75() P=0.75 e.
Which function represents a decaying element that starts with 75% of its original quantity, with a half life of 5 hours, When P represents the percentage of quantity remaining and t represents the number of hours that have passed? a. P = 75 b. P = 0.75 C. d. 12 75= P 15t 2 75(21) P = 75 5t = 0.75() P=0.75 e.
Chapter5: Exponential And Logarithmic Functions
Section: Chapter Questions
Problem 28T: The half-life of radioactive actinium ( 227AC ) is 21.77 years. What percent of a present amount of...
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Transcribed Image Text:Which function represents a decaying element that starts with 75% of its original quantity, with a half life of 5 hours,
When P represents the percentage of quantity remaining and t represents the number of hours that have passed?
a.
P = 75
b.
P = 0.75
C.
d.
12
75= P
15t
2
75(21)
P = 75
5t
= 0.75()
P=0.75
e.
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