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Resolver desigualdades/ loga(7-x)≥2loga(x-5)

loga(7-x)≥2loga(x-5) desigualdades

En la desigualdad la incógnita

Solución

Ha introducido [src] 
log(7 - x)      log(x - 5)
---------- >= 2*----------
  log(a)          log(a)
log⁡(7−x)log⁡(a)≥2log⁡(x−5)log⁡(a)\frac{\log{\left(7 - x \right)}}{\log{\left(a \right)}} \geq 2 \frac{\log{\left(x - 5 \right)}}{\log{\left(a \right)}} 
log(7 - x)/log(a) >= 2*(log(x - 5)/log(a))
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