Question

Se log2(log1/2 x)=0 , então x é igual a?

Answer 1

$log_{b}(a)=c <=> b^{c}=a$
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$log_{2}[log_{(1/2)}(x)]=0$
$2^{0}=log_{(1/2)}(x)$
$1=log_{(1/2)}(x)$
$log_{(1/2)}(x)=1$
$(1/2)^{1}=x$
$x=1/2$