Можно пожалуйста прям с решением, дам 51 балл. Created by janali2009. matematika-ru

Ответ:3 < v < 4.Пошаговое объяснение:Обозначим скорость туриста за х км/ч.По условию 3•(х + 1) > 12 и 4•(х - 1) < 12.так как оба условия выполняются одновременно, то. составим и решим уравнение:{3•(х + 1) > 12{4•(х - 1) < 12;{х + 1 > 4{х - 1 < 3;{х > 3{х < 4;(3;4)Скорость больше 3 км/ч, но меньше 4 км/ч.Новые вопросы в Математикабудь-ласка, допоможіть і пояснітьНайти область определения функции z = z(x, y) и построить еёz(x, y) = ln(x-2y)промінь op ділить кут aob на два кути: aop і pob. знайди градусну міру кута aob, якщо ∠ aop=35∘∠aop=35 ∘ , а ∠pob на 19 ∘ більший, за ∠aop.Які з висловлень є істинними? а) сума двох ірраціональних чисел не може бути числом раціональним; б) сума двох ірраціональних чисел не може бути число…м ірраціональним; в) сума ірраціонального і раціонального чисел не може бути числом раціональним.Как "раскрыть" логарифм в квадрате с сохранением знака? Моя логика такова: 1/2 = два в минус первой степени. -1 выносим в знаменатель множителя перед…логарифмом. Получается просто минус логарифм, но в квадрате. При предположительном вознесении в квадрат минус уйдет? Раскрытый ответ, пожалуйста.виконайте з поясненням, даю 50 балів!!!допоможіть, будь ласкаПомогите пожалуйста y=13x-√xПожалуйста помогите.Рассчитайте площадь поверхности и объем параллелепипеда с размерами длина а = 10 см, ширина b = 11 см и высота h = 13 см!Помогите решить пожалуйстаy=x⁵-8xПредыдущийСледующийВместе мы знаем большеЭтот сайт использует cookies Политика Cookies . 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\u0432\u044b\u0441\u043e\u0442\u0430 h = 13 \u0441\u043c!"},{"id":49778350,"content":"\u041f\u043e\u043c\u043e\u0433\u0438\u0442\u0435 \u0440\u0435\u0448\u0438\u0442\u044c \u043f\u043e\u0436\u0430\u043b\u0443\u0439\u0441\u0442\u0430 \ny=x\u2075-8x"}] window.jsData.nearestQuestions = { next: { url: '/task/42805227', id: '42805227' }, prev: { url: '/task/42805223', id: '42805223' } } window.jsData.pubmaticAllowedForIp = true window.jsData.userLocationInfo = {"location":{"city":{"geoname_id":5821086,"names":{"de":"Cheyenne","en":"Cheyenne","es":"Cheyenne","fr":"Cheyenne","ja":"\u30b7\u30e3\u30a4\u30a2\u30f3","pt-BR":"Cheyenne","ru":"\u0428\u0430\u0439\u0435\u043d\u043d","zh-CN":"\u590f\u5ef6"}},"continent":{"code":"NA","geoname_id":6255149,"names":{"de":"Nordamerika","en":"North America","es":"Norteam\u00e9rica","fr":"Am\u00e9rique du Nord","ja":"\u5317\u30a2\u30e1\u30ea\u30ab","pt-BR":"Am\u00e9rica do Norte","ru":"\u0421\u0435\u0432\u0435\u0440\u043d\u0430\u044f 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