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Important Formulae of Logarithms

[latex]log(xy) = log x + log y[/latex]
[latex]log\frac { x }{ y } = log x – log y[/latex]
[latex]log{ x }^{ n } = nlog x[/latex]
[latex]\log _{ y }{ x=\frac { logx }{ logy } }[/latex]
[latex]\log _{ x }{ x } =1[/latex]
[latex]\log _{ x }{{ x }^{ n } } = n[/latex]
[latex]{ x }^{ \log _{ x }{n}}= n [/latex]

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