Ответ:
1. a < 0; b > 0; c > 0;
2. a > 0; b < 0; c > 0;
3. a > 0; b > 0; c<0;
4. a < 0; b < 0; c <0;
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Answers & Comments
Ответ:
1. a < 0; b > 0; c > 0;
2. a > 0; b < 0; c > 0;
3. a > 0; b > 0; c<0;
4. a < 0; b < 0; c <0;