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30-03-2017
Mathematics

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Evaluate S(3)=10+20log4(3+1)

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apologiabiology apologiabiology

30-03-2017

asssuming you mean

evaluate [tex]10+20log_4(3+1)[/tex]

remember [tex]log_a(a)=1[/tex]
so
[tex]10+20log_4(3+1)[/tex]=
[tex]10+20log_4(4)[/tex]=
[tex]10+20(1)[/tex]=
10+20=
30

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