MatemáticasBásico1 respuestas

Ayudenme a resolver estos logaritmos por favorlog x + log 2 = 1log x + log (10x) = 3?

Ayudenme a resolver estos logaritmos por favor log x + log 2 = 1 log x + log (10x) = 3.

En resumen

Log2x = log10 log2x = log10 2x = 10 x = 5 <img src="https://tex.z-dn.net/?f=logx%2Blog%2810x%29%3D3" /> <img src="https://tex.z-dn.net/?f=log%2810%20x%5E%7B2%7D%20%29%3Dlog1000" /> <img src="https://tex.z-dn.net/?f=%2010x%5E%7B2%7D%20%3D1000" /> <img src="https://tex.z-dn.net/?

Mejor respuesta

Rojoaml
2

Log2x = log10

log2x = log10

2x = 10

x = 5

<img src="https://tex.z-dn.net/?f=logx%2Blog%2810x%29%3D3" />

<img src="https://tex.z-dn.net/?f=log%2810%20x%5E%7B2%7D%20%29%3Dlog1000" />

<img src="https://tex.z-dn.net/?f=%2010x%5E%7B2%7D%20%3D1000" />

<img src="https://tex.z-dn.net/?f=%20x%5E%7B2%7D%20%3D100" />

<img src="https://tex.z-dn.net/?f=x%3D10" />∨<img src="https://tex.z-dn.net/?f=x%3D-10" />.