Me ajudem por favor ! equação exponencial.... Pergunta de ideia deJojo55555

April 2020 1 81 Report

Me ajudem por favor ! equação exponencial

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DennisRitchie $3^{ \frac{x}{3} } =9$
$3^{ \frac{x}{3} } = 3^{2}$
$\frac{x}{3} =2$
$x=2.3$
$x=6$

$3^{2x+1} =243$
$3^{2x+1} = 3^{5}$
$2x+1=5$
$2x=5-1$
$x= \frac{4}{2}$
$x=2$

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