2a-5b=4 a-2b=1 метод постановки СРОЧНО!!!ПОМОГИТЕ ПОЖАЛУЙСТА!!!. Created by kybikdhzeralida. algebra-ru

Ответ:Объяснение:{2a-5b=4 {2(2b+1)-5b=4 {4b+2-5b=4 {-b=2 {b=-2{a-2b=1 == >{a=2b+1 == >{a=2b+1 == > {a=2b+1 == > {a=-3Новые вопросы в АлгебраПОМОГИТЕ умоляю вас реально очнь срочно !!!ПОМОГИТЕ С ТЕСТОМ ПОЖАЛУУУЙСТА!!!ООЧЕНЬ СРОЧНОx-3y=4,ax - 18y = 24 має єдиний розв'язок?Найди значение x,при которых выражение не имеет смысла. Помогите плииииизРазложи на множители многочленУпростите. помогите пжпжпжпжржржржВиконайте дії:2х⁴×3х⁵=7х¹²×(3х)²=1½х³×3х⁸=12х⁵----- =3х⁴(-½х²)²×1½х⁵×2х⁶=х⁸:х³×х⁵=(х⁷)²:х¹¹×х=(½)³×8×12=Вычислите помогите жппжпжпжпжппжПри каких значения Х выржение имеет наибольшее значение (тригонометрия)?На втором скриншоте показано решение. Подскажите пожалуйста, откуда взялось то …что выделено красным? У меня были догадки что 1 заменили на pi/2 + pi*k, но cos равен 1 при k*pi же. Могу ошибаться и это вообще не связано. В общем подскажитеА также поясните пожалуйста то что идет после красного выделения. Откуда взялось равенство x = pi - 3pi/4 + (k - 1)piВычислите помогите жппжпжпжпжппжПредыдущийСледующийВместе мы знаем большеЭтот сайт использует cookies Политика Cookies . 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\u0440\u0435\u0448\u0435\u043d\u0438\u0435. \u041f\u043e\u0434\u0441\u043a\u0430\u0436\u0438\u0442\u0435 \u043f\u043e\u0436\u0430\u043b\u0443\u0439\u0441\u0442\u0430, \u043e\u0442\u043a\u0443\u0434\u0430 \u0432\u0437\u044f\u043b\u043e\u0441\u044c \u0442\u043e \u0447\u0442\u043e \u0432\u044b\u0434\u0435\u043b\u0435\u043d\u043e \u043a\u0440\u0430\u0441\u043d\u044b\u043c? \u0423 \u043c\u0435\u043d\u044f \u0431\u044b\u043b\u0438 \u0434\u043e\u0433\u0430\u0434\u043a\u0438 \u0447\u0442\u043e 1 \u0437\u0430\u043c\u0435\u043d\u0438\u043b\u0438 \u043d\u0430 pi\/2 + pi*k, \u043d\u043e cos \u0440\u0430\u0432\u0435\u043d 1 \u043f\u0440\u0438 k*pi \u0436\u0435. \u041c\u043e\u0433\u0443 \u043e\u0448\u0438\u0431\u0430\u0442\u044c\u0441\u044f \u0438 \u044d\u0442\u043e \u0432\u043e\u043e\u0431\u0449\u0435 \u043d\u0435 \u0441\u0432\u044f\u0437\u0430\u043d\u043e. \u0412 \u043e\u0431\u0449\u0435\u043c \u043f\u043e\u0434\u0441\u043a\u0430\u0436\u0438\u0442\u0435\u0410 \u0442\u0430\u043a\u0436\u0435 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