• Matéria: Matemática
  • Autor: raissadias1
  • Perguntado 9 anos atrás

 \frac{2x - 1}{x - 3}  \geq 5 :

Respostas

respondido por: oliverprof
1
 \frac{2x-1}{x-3} - 5  \geq 0--\ \textgreater \  \frac{2x-1-5x+15}{x-3}  \geq 0--\ \textgreater \  \frac{-3x+14}{x-3}  \geq 0; \left \{ {{-3x+14 \geq 0} \atop{x-3 \geq 0}} \right. --\ \textgreater \  \left \{ {{14 \geq 3x} \atop {x \geq 3}} \right. --\ \textgreater \  \left \{ {{x \leq  \frac{14}{3} } \atop {x \geq 3}} \right. --\ \textgreater \  3\leq  x \leq  \frac{14}{3}

oliverprof: Vlw
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