MilliannaN652811 MilliannaN652811

28-10-2022
Mathematics

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How much of the initial mass remains after 80 years? (Round your answer to three decimal places.)

How much of the initial mass remains after 80 years Round your answer to three decimal places class=

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EmmaraeY15919 EmmaraeY15919

28-10-2022

Given

[tex]y=11(\frac{1}{2})^{\frac{t}{30}}[/tex]

When t = 80

We substitute for t

[tex]y=11(\frac{1}{2})\frac{}{}^{\frac{80}{30}}[/tex]

Simplify

[tex]y=11(\frac{1}{2})^{\frac{8}{3}}[/tex]

Simplify further

[tex]y=1.732g[/tex]

The final answer

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