Quanto é o ( log 0,64 na base 0,8 )
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Boa tarde Tiffany!
Solução!
![log_{0,8}0,64\\\\\\\
Podemos ~~escrever~~os ~~decimais\\\\
como~~ frac\~ao,~~se~~ quiser~~pode~~ deixa-los~~assim~~como~~est\~ao. \\\\\\](https://tex.z-dn.net/?f=log_%7B0%2C8%7D0%2C64%5C%5C%5C%5C%5C%5C%5C%0APodemos+%7E%7Eescrever%7E%7Eos+%7E%7Edecimais%5C%5C%5C%5C%0A+como%7E%7E+frac%5C%7Eao%2C%7E%7Ese%7E%7E+quiser%7E%7Epode%7E%7E+deixa-los%7E%7Eassim%7E%7Ecomo%7E%7Eest%5C%7Eao.+%5C%5C%5C%5C%5C%5C%0A "log_{0,8}0,64\\\\\\\
Podemos ~~escrever~~os ~~decimais\\\\
como~~ frac\~ao,~~se~~ quiser~~pode~~ deixa-los~~assim~~como~~est\~ao. \\\\\\")
![log_{ \frac{8}{10} } \frac{64}{100} \\\\\\
log_{ \frac{8}{10} } \frac{64}{100}=x \\\\\\
\left ( \frac{8}{10} \right )^{x}= \left ( \frac{8}{10} \right )^{2} \\\\\\\
Veja~~que~~as~~bases~~est\~ao~~iguais.\\\\\\\\
x=2](https://tex.z-dn.net/?f=+log_%7B+%5Cfrac%7B8%7D%7B10%7D+%7D+%5Cfrac%7B64%7D%7B100%7D+%5C%5C%5C%5C%5C%5C%0A++log_%7B+%5Cfrac%7B8%7D%7B10%7D+%7D+%5Cfrac%7B64%7D%7B100%7D%3Dx+%5C%5C%5C%5C%5C%5C%0A+%5Cleft+%28+%5Cfrac%7B8%7D%7B10%7D+%5Cright+%29%5E%7Bx%7D%3D+%5Cleft+%28+%5Cfrac%7B8%7D%7B10%7D+%5Cright+%29%5E%7B2%7D+%5C%5C%5C%5C%5C%5C%5C%0AVeja%7E%7Eque%7E%7Eas%7E%7Ebases%7E%7Eest%5C%7Eao%7E%7Eiguais.%5C%5C%5C%5C%5C%5C%5C%5C%0Ax%3D2%0A%0A "log_{ \frac{8}{10} } \frac{64}{100} \\\\\\
log_{ \frac{8}{10} } \frac{64}{100}=x \\\\\\
\left ( \frac{8}{10} \right )^{x}= \left ( \frac{8}{10} \right )^{2} \\\\\\\
Veja~~que~~as~~bases~~est\~ao~~iguais.\\\\\\\\
x=2")
Boa tarde!
Bons estudos!
Solução!
Boa tarde!
Bons estudos!
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