The following function represents the amount of the radioactive material present at time t (in years): -.0035t Alel=2e Find the half-life of this material. In other words, find the time necessary for 50% of the original mass to decay. O 137 years O 70 years O 198 years O 99 years

Advanced Engineering Mathematics
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ISBN:9780470458365
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Chapter2: Second-order Linear Odes
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The following function represents the amount of the radioactive material present at time t (in years):
-.0035t
Alt)=2e
Find the half-life of this material. In other words, find the time necessary for 50% of the original mass
to decay.
O 137 years
70 years
O 198 years
O 99 years
Next »
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C苓0
98
hp
Transcribed Image Text:The following function represents the amount of the radioactive material present at time t (in years): -.0035t Alt)=2e Find the half-life of this material. In other words, find the time necessary for 50% of the original mass to decay. O 137 years 70 years O 198 years O 99 years Next » « Previous C苓0 98 hp
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