2log(a log10)=-0,5 a nya berapa

[tex]^2\log{(^a\log{10})}=-0,5 \\ ^2\log{(^a\log{10})}=-\frac{1}{2} \\ ^2\log{(^a\log{10})}=^2\log{2^{-\frac{1}{2}}} \\ ^a\log{10}=2^{-\frac{1}{2}} \\ \frac{1}{\log{a}}=\frac{1}{2^{\frac{1}{2}}} \\ \log{a}=\sqrt{2} \\ a=10^{\sqrt{2}}[/tex]