Question

СРОЧНО СРОЧНО ПЖЖЖЖЖЖЖЖЖЖЖЖ

Answer 1

Ответ:

[0;9] ..........

тримай

Answer 2

Ответ: [0;9].

Объяснение:

ОДЗ:

$\displaystyle\\\left \{ {{9-x\geq 0} \atop {x\geq 0}} \right.\ \ \ \ \ \ \left \{ {{9\geq x} \atop {x\geq 0}} \right. \ \ \ \ \ \ \left \{ {{x\leq 9} \atop {x\geq 0}} \right. \ \ \ \ \ \ \Rightarrow\\\\x\in[0;9].$