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18-09-2016
Mathematics

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How would I rearrange this equation to make [tex]- \lambda t[/tex] the subject?

[tex]e^{-\lambda t} = \frac{N}{M} [/tex]

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apologiabiology apologiabiology

18-09-2016

easy
remember
ln(e^x)=x
so

[tex]e^{-thingt}= \frac{N}{M} [/tex]
take the ln of booth sides
-λt=[tex]ln \frac{N}{M} [/tex]

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