Question

Математика профиль задание 14.

Answer 1

Ответ:

Решим рациональное неравенство, комбинируя выражения и выделяя переменную x" role="presentation" style="outline: 0px; display: inline-block; line-height: 0; text-indent: 0px; text-align: left; text-transform: none; font-style: normal; font-weight: normal; font-size: 17.017px; letter-spacing: normal; overflow-wrap: normal; word-spacing: normal; white-space: nowrap; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; margin: 0px; padding: 1px 0px; position: relative;">xx.

Форма неравенства:

-7&lt;x&lt;-6or-5&#x2264;x&#x2264;-2orx&gt;3" role="presentation" style="outline: 0px; display: table-cell !important; line-height: 0; text-indent: 0px; text-align: center; text-transform: none; font-style: normal; font-weight: normal; font-size: 17.017px; letter-spacing: normal; overflow-wrap: normal; word-spacing: normal; white-space: nowrap; float: none; direction: ltr; max-width: none; max-height: none; min-width: 14.613em; min-height: 0px; border: 0px; margin: 0px; padding: 1px 0px; width: 10000em; position: relative;">−7<x<−6or−5≤x≤−2orx>3-7<x<-6or-5≤x≤-2orx>3

Запись в виде интервала:

(-7,-6)&#x222A;[-5,-2]&#x222A;(3,&#x221E;)" role="presentation" style="outline: 0px; display: inline-block; line-height: 0; text-indent: 0px; text-align: left; text-transform: none; font-style: normal; font-weight: normal; font-size: 17.017px; letter-spacing: normal; overflow-wrap: normal; word-spacing: normal; white-space: nowrap; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; margin: 0px; padding: 1px 0px; position: relative;">(−7,−6)∪[−5,−2]∪(3,∞)(-7,-6)∪[-5,-2]∪(3,∞)