Решите неравенство:

Question

Решите неравенство:
0 " alt=" \frac{12-x}{x+11}>0 " align="absmiddle" class="latex-formula">

Answer 1

0 \\ \\ 12-x>0 \\ x+11>0 \\ \\ x<12 \\ x>-11 \\ \\ -11" alt="\frac{12-x}{x+11} >0 \\ \\ 12-x>0 \\ x+11>0 \\ \\ x<12 \\ x>-11 \\ \\ -11" align="absmiddle" class="latex-formula">
12-x<0<br>x+11>0

x<12<br>x>-11
решений нет

Ответ:-11

Answer 2

0 \\ \\ -(x-12)(x+11)>0 \\ \\ (x-12)(x+11)<0 \\ \\ " alt=" \frac{12-x}{x+11}>0 \\ \\ -(x-12)(x+11)>0 \\ \\ (x-12)(x+11)<0 \\ \\ " align="absmiddle" class="latex-formula">

   +                          -                   +
---------- ( - 11)  ------------ ( 12) -----------> x 

x ∈ ( - 11; 12)