4.6.17 Find the half-life of a radioactive element, which decays according to the function The half-life of the element is -0.0377t A(t) = Age where t is the time in years. |years. (Round to the nearest tenth.)

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4.6.17
The half-life of the element is
Find the half-life of a radioactive element, which decays according to the function
years.
A(t) = Age
-0.0377t
where t is the time in years.
(Round to the nearest tenth.)
Enter your answer in the answer box and then click Check Answer.
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Transcribed Image Text:4.6.17 The half-life of the element is Find the half-life of a radioactive element, which decays according to the function years. A(t) = Age -0.0377t where t is the time in years. (Round to the nearest tenth.) Enter your answer in the answer box and then click Check Answer. All parts showing Clear All 9 étv MacBook Air 80 888 DII F2 F3 F4 F5 F6 F7 F8 @ 23 2$ & 2 3 4 7 8 W R T Y * 00
Skill Builder
4.6.19
If 8 g of a radioactive substance are present initially and 9 yr later only 4 g remain, how much of the substance will be present after 10 yr?
After 10 yr there will be g of a radioactive substance.
(Round the final answer to three decimal places as needed. Round all intermediate values to seven decimal places as needed.)
Enter your answer in the answer box and then click Check Answer.
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Cteck Answe
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Transcribed Image Text:Skill Builder 4.6.19 If 8 g of a radioactive substance are present initially and 9 yr later only 4 g remain, how much of the substance will be present after 10 yr? After 10 yr there will be g of a radioactive substance. (Round the final answer to three decimal places as needed. Round all intermediate values to seven decimal places as needed.) Enter your answer in the answer box and then click Check Answer. All parts showing Clear All Cteck Answe MAY tv MacBook Air 80 DII F2 F3 F4 F5 F6 F7 F8 F9 @ 23 $ & 6. 8. W E R Y S F G H J K
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