![image](https://tex.z-dn.net/?f=+%5Cleft+%5C%7B+%7B%7Bx%3E8%7D+%5Catop+%7B9-x%3C0%7D%7D+%5Cright.+%5C%3B++%5Cleft+%5C%7B+%7B%7Bx%3E8%7D+%5Catop+%7B-x%3C-9%7D%7D+%5Cright.+%5C%3B++%5Cleft+%5C%7B+%7B%7Bx%3E8%7D+%5Catop+%7Bx%3E9%7D%7D+%5Cright.+%5C%5C%5C%5C--------%288%29%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%5C%5C%5C%5C------------%289%29%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%5C%5C%5C%5Cx%3E9)
8} \atop {9-x<0}} \right. \; \left \{ {{x>8} \atop {-x<-9}} \right. \; \left \{ {{x>8} \atop {x>9}} \right. \\\\--------(8)/////////////////////////\\\\------------(9)//////////////////\\\\x>9" alt=" \left \{ {{x>8} \atop {9-x<0}} \right. \; \left \{ {{x>8} \atop {-x<-9}} \right. \; \left \{ {{x>8} \atop {x>9}} \right. \\\\--------(8)/////////////////////////\\\\------------(9)//////////////////\\\\x>9" align="absmiddle" class="latex-formula">
Ответ №2.