Angel1231 Angel1231

23-02-2015
Mathematics

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how do you solve this? 18 " n=21

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Аноним Аноним

23-02-2015

[tex]18 ^{n} =21[/tex]

[tex]log(18) ^{n}=log(21) [/tex]

[tex]n*log(18)=log(21)[/tex]

[tex]n= \frac{log(21)}{log(18)} [/tex]

[tex]n=1.053[/tex]

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