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Bruk regneregler for logaritmer

", "advice": "

Bruk følgende regnereglene

\n

$\\log_a(uv)=\\log_a u+\\log_av$

\n

$\\log_a(\\frac{u}{v})=\\log_a u-\\log_av$

\n

$\\log_a(u^r)=r\\cdot\\log_a u$

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$\\log\\var{ab}=\\log\\var{a}+\\log$[[0]]

\n

$\\log\\var{c}=\\log\\var{cd}-\\log$[[1]]

\n

$\\log\\var{c}^{\\var{a}}=$[[2]]$\\cdot\\log$[[3]]

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$\\log\\dfrac{\\var{z}x^{\\var{a}}y^{\\var{b}}}{x^{\\var{c}}y^{-\\var{d}}}=$[[0]]$\\cdot\\log x$+[[1]]$\\cdot\\log y\\, +$[[2]]

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