Ответ:
a) [tex](-\infty;6)[/tex]
б) [tex](-\infty;-1)[/tex]
Объяснение:
a)
[tex]x-6 < 0\\\\x < 6\\\\x\in(-\infty;6)[/tex]
б)
[tex]2-5x > 7\\\\-5x > 7-2\\\\-5x > 5\ \ \ |:(-5)\\\\x < -1\\\\x\in(-\infty;-1)[/tex]
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Answers & Comments
Ответ:
a) [tex](-\infty;6)[/tex]
б) [tex](-\infty;-1)[/tex]
Объяснение:
a)
[tex]x-6 < 0\\\\x < 6\\\\x\in(-\infty;6)[/tex]
б)
[tex]2-5x > 7\\\\-5x > 7-2\\\\-5x > 5\ \ \ |:(-5)\\\\x < -1\\\\x\in(-\infty;-1)[/tex]