Question

РЕШИТЕ ПОЖАЛУЙТСА 100 бАЛЛов

Answer 1

Ответ:

х ∈ [6/7;+∞) ∪ {0}

Объяснение:

$(6-7x)\sqrt{x} \leq 0\\\\\left \{ {{6-7x\geq 0} \atop {\sqrt{x} \leq 0}} \right. \\\\\left \{ {{6-7x\leq 0} \atop {\sqrt{x} \geq 0}} \right. \\\\\left \{ {{x\leq \frac{6}{7} }\\\atop {x=0}} \right. \\\\\left \{ {{x\geq \frac{6}{7} } \atop {x=R}} \right.$

х ∈ [6/7;+∞) ∪ {0}