Номер 13, страница 17, часть 1 - гдз по алгебре 10 класс учебник Пак, Ардакулы

Алгебра, 10 класс Учебник, авторы: Пак Олег Владимирович, Ардакулы Дархан, Ескендирова Елена Викторовна, издательство Алматыкітап баспасы, Алматы, 2019

Авторы: Пак О. В., Ардакулы Д., Ескендирова Е. В.

Тип: Учебник

Издательство: Алматыкітап баспасы

Год издания: 2019 - 2026

Часть: 1

ISBN: 978-601-01-3958-9

Рекомендовано Министерством образования и науки Республики Казахстан

Часть 1. Глава 1. Функции, её свойства и график. Параграф 1. Функция и способы её задания. Задачи - номер 13, страница 17.

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                    "field_recommended_books" => Illuminate\Database\Eloquent\Collection {#1099 …2}
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                    "field_old_book" => Illuminate\Database\Eloquent\Collection {#1101 …2}
                    "field_url" => "/10-klass/algebra/baspasy-pak-uchebnik"
                    "field_cover_color" => Illuminate\Database\Eloquent\Collection {#1102 …2}
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                    0 => "*"
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              #escapeWhenCastingToString: false
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            "branch_parent" => Illuminate\Database\Eloquent\Collection {#1103
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        1 => App\Models\Branch {#1104
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          #primaryKey: "id"
          #keyType: "int"
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                    "created_at" => "2026-04-10 13:58:26"
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            "book" => Illuminate\Database\Eloquent\Collection {#1107
              #items: array:1 [
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                    "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1138 …2}
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              #escapeWhenCastingToString: false
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          ]
        }
        2 => App\Models\Branch {#1142
          #connection: "mysql"
          #table: "branches"
          #primaryKey: "id"
          #keyType: "int"
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            "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1143
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                0 => App\Models\Term {#1144
                  #connection: "mysql"
                  #table: "terms"
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                    "created_at" => "2026-04-10 13:58:26"
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                    "field_short_name" => "§"
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                }
              ]
              #escapeWhenCastingToString: false
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            "text" => "<p><strong>13. (4)</strong> Посетите официальный сайт сотового оператора, услугами которого пользуетесь.</p><p><strong>а)</strong> Проанализируйте тарифный план номера вашего телефона. Составьте приблизительную таблицу ваших расходов за месяц по предоставляемым услугам: Интернет, SMS, разговоры с абонентами вашего сотового оператора, разговоры с абонентами других сотовых операторов, MMS и т.д.</p><p><strong>б)</strong> Является ли ваш тарифный план оптимальным, учитывая именно ваш режим использования мобильного телефона?</p>"
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            "id" => 1300198
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            "text" => "<p><strong>13. (4)</strong> Посетите официальный сайт сотового оператора, услугами которого пользуетесь.</p><p><strong>а)</strong> Проанализируйте тарифный план номера вашего телефона. Составьте приблизительную таблицу ваших расходов за месяц по предоставляемым услугам: Интернет, SMS, разговоры с абонентами вашего сотового оператора, разговоры с абонентами других сотовых операторов, MMS и т.д.</p><p><strong>б)</strong> Является ли ваш тарифный план оптимальным, учитывая именно ваш режим использования мобильного телефона?</p>"
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            "text" => "<p><strong>а)</strong> Для ответа на данный вопрос смоделируем гипотетическую ситуацию. Предположим, что вы пользуетесь услугами оператора «Старлинк Мобайл» и ваш тарифный план называется «Оптимальный 25».</p><p><em>Параметры тарифного плана «Оптимальный 25»:</em><br>- Ежемесячная абонентская плата: 600 рублей.<br>- Пакет интернет-трафика: 25 ГБ.<br>- Пакет минут на все номера РФ: 600 минут.<br>- Звонки на номера «Старлинк Мобайл»: безлимитно (не расходуют основной пакет минут).<br>- Пакет SMS: 100 сообщений.<br>- MMS-сообщения: не включены в пакет, стоимость 9.9 руб/шт.</p><p>Проанализируем ваш примерный расход за месяц и составим таблицу расходов. Предположим, ваше среднее использование за месяц составило: 22 ГБ интернета, 120 минут звонков внутри сети, 450 минут звонков на другие операторы, 30 SMS и 2 MMS.</p><p><em>Приблизительная таблица расходов за месяц:</em></p><table border="1" style="border-collapse: collapse; width: 100%;"> \t<tbody> \t\t<tr style="background-color: #f2f2f2;"> \t\t\t<th style="padding: 6px; text-align: left;">Услуга</th> \t\t\t<th style="padding: 6px; text-align: left;">Использование по факту</th> \t\t\t<th style="padding: 6px; text-align: left;">Включено в тариф</th> \t\t\t<th style="padding: 6px; text-align: left;">Расход сверх тарифа</th> \t\t\t<th style="padding: 6px; text-align: left;">Стоимость сверх тарифа, руб.</th> \t\t</tr> \t\t<tr> \t\t\t<td style="padding: 6px;">Абонентская плата</td> \t\t\t<td style="padding: 6px;">-</td> \t\t\t<td style="padding: 6px;">-</td> \t\t\t<td style="padding: 6px;">-</td> \t\t\t<td style="padding: 6px;">600</td> \t\t</tr> \t\t<tr> \t\t\t<td style="padding: 6px;">Интернет</td> \t\t\t<td style="padding: 6px;">22 ГБ</td> \t\t\t<td style="padding: 6px;">25 ГБ</td> \t\t\t<td style="padding: 6px;">0 ГБ</td> \t\t\t<td style="padding: 6px;">0</td> \t\t</tr> \t\t<tr> \t\t\t<td style="padding: 6px;">Разговоры с абонентами своего оператора</td> \t\t\t<td style="padding: 6px;">120 мин</td> \t\t\t<td style="padding: 6px;">Безлимитно</td> \t\t\t<td style="padding: 6px;">0 мин</td> \t\t\t<td style="padding: 6px;">0</td> \t\t</tr> \t\t<tr> \t\t\t<td style="padding: 6px;">Разговоры с абонентами других операторов</td> \t\t\t<td style="padding: 6px;">450 мин</td> \t\t\t<td style="padding: 6px;">600 мин (общий пакет)</td> \t\t\t<td style="padding: 6px;">0 мин</td> \t\t\t<td style="padding: 6px;">0</td> \t\t</tr> \t\t<tr> \t\t\t<td style="padding: 6px;">SMS</td> \t\t\t<td style="padding: 6px;">30 шт.</td> \t\t\t<td style="padding: 6px;">100 шт.</td> \t\t\t<td style="padding: 6px;">0 шт.</td> \t\t\t<td style="padding: 6px;">0</td> \t\t</tr> \t\t<tr> \t\t\t<td style="padding: 6px;">MMS</td> \t\t\t<td style="padding: 6px;">2 шт.</td> \t\t\t<td style="padding: 6px;">Не включено</td> \t\t\t<td style="padding: 6px;">2 шт.</td> \t\t\t<td style="padding: 6px;">19.80</td> \t\t</tr> \t\t<tr style="font-weight: bold;"> \t\t\t<td colspan="4" style="padding: 6px; text-align: right;">Итоговая стоимость за месяц:</td> \t\t\t<td style="padding: 6px;">619.80</td> \t\t</tr> \t</tbody></table><p><strong>Ответ:</strong> На основе анализа тарифного плана «Оптимальный 25» и заданного режима использования, была составлена таблица расходов. Общая стоимость услуг за месяц составила 619.80 рублей, включая абонентскую плату и оплату MMS-сообщений, не входящих в пакет.</p><p><strong>б)</strong> Чтобы определить, является ли тарифный план «Оптимальный 25» оптимальным, необходимо проанализировать соответствие пакетов услуг реальному потреблению и сравнить его с альтернативными предложениями оператора.</p><p><em>Анализ текущего потребления:</em><br>- <em>Интернет:</em> Потребление составляет 22 ГБ из 25 ГБ. Остаток в 3 ГБ является хорошим запасом и говорит о том, что пакет подобран правильно.<br>- <em>Минуты:</em> На звонки другим операторам тратится 450 минут из 600. Остаток в 150 минут достаточен для непредвиденных ситуаций. Пакет не исчерпывается, но и не является избыточно большим.<br>- <em>SMS:</em> Используется 30 из 100 сообщений. Здесь имеется значительный неизрасходованный остаток, но в современных тарифах пакеты SMS часто имеют невысокую стоимость в общей структуре цены, поэтому это некритично.</p><p><em>Сравнение с гипотетическими альтернативными тарифами:</em></p><p>1. <em>Тариф «Базовый 15» (450 руб/мес, 15 ГБ, 400 мин, стоимость сверх пакета: интернет - 1 ГБ за 100 руб, минуты - 3 руб/мин).</em><br>- Потребуется докупить интернет: $22 \text{ ГБ} - 15 \text{ ГБ} = 7 \text{ ГБ}$. Стоимость: $7 \times 100 = 700$ рублей.<br>- Потребуется докупить минуты: $450 \text{ мин} - 400 \text{ мин} = 50 \text{ мин}$. Стоимость: $50 \times 3 = 150$ рублей.<br>- Итоговая стоимость составит: $450 + 700 + 150 = 1300$ рублей. Это значительно дороже текущего тарифа.</p><p>2. <em>Тариф «Максимум 50» (900 руб/мес, 50 ГБ, 1200 мин).</em><br>- Этот тариф предоставляет пакеты, которые значительно превышают текущие потребности. Остаток по интернету составит $50 - 22 = 28$ ГБ, а по минутам $1200 - 450 = 750$ минут.<br>- Стоимость в 900 рублей выше текущих расходов ($619.80) почти на 300 рублей, что является неоправданной переплатой за неиспользуемые объемы услуг.</p><p>Исходя из анализа, текущий тарифный план «Оптимальный 25» идеально сбалансирован для данного профиля потребления. Он покрывает все основные нужды без риска перерасхода и дополнительных трат, при этом не вынуждая переплачивать за излишние объемы услуг.</p><p><strong>Ответ:</strong> Да, ваш тарифный план является оптимальным, так как его условия (объемы пакетов и абонентская плата) наилучшим образом соответствуют вашему режиму использования мобильного телефона, обеспечивая экономию по сравнению с как более дешевыми, так и более дорогими тарифными планами.</p>"
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            "text" => "<p><strong>а)</strong> Для ответа на данный вопрос смоделируем гипотетическую ситуацию. Предположим, что вы пользуетесь услугами оператора «Старлинк Мобайл» и ваш тарифный план называется «Оптимальный 25».</p><p><em>Параметры тарифного плана «Оптимальный 25»:</em><br>- Ежемесячная абонентская плата: 600 рублей.<br>- Пакет интернет-трафика: 25 ГБ.<br>- Пакет минут на все номера РФ: 600 минут.<br>- Звонки на номера «Старлинк Мобайл»: безлимитно (не расходуют основной пакет минут).<br>- Пакет SMS: 100 сообщений.<br>- MMS-сообщения: не включены в пакет, стоимость 9.9 руб/шт.</p><p>Проанализируем ваш примерный расход за месяц и составим таблицу расходов. Предположим, ваше среднее использование за месяц составило: 22 ГБ интернета, 120 минут звонков внутри сети, 450 минут звонков на другие операторы, 30 SMS и 2 MMS.</p><p><em>Приблизительная таблица расходов за месяц:</em></p><table border="1" style="border-collapse: collapse; width: 100%;"> \t<tbody> \t\t<tr style="background-color: #f2f2f2;"> \t\t\t<th style="padding: 6px; text-align: left;">Услуга</th> \t\t\t<th style="padding: 6px; text-align: left;">Использование по факту</th> \t\t\t<th style="padding: 6px; text-align: left;">Включено в тариф</th> \t\t\t<th style="padding: 6px; text-align: left;">Расход сверх тарифа</th> \t\t\t<th style="padding: 6px; text-align: left;">Стоимость сверх тарифа, руб.</th> \t\t</tr> \t\t<tr> \t\t\t<td style="padding: 6px;">Абонентская плата</td> \t\t\t<td style="padding: 6px;">-</td> \t\t\t<td style="padding: 6px;">-</td> \t\t\t<td style="padding: 6px;">-</td> \t\t\t<td style="padding: 6px;">600</td> \t\t</tr> \t\t<tr> \t\t\t<td style="padding: 6px;">Интернет</td> \t\t\t<td style="padding: 6px;">22 ГБ</td> \t\t\t<td style="padding: 6px;">25 ГБ</td> \t\t\t<td style="padding: 6px;">0 ГБ</td> \t\t\t<td style="padding: 6px;">0</td> \t\t</tr> \t\t<tr> \t\t\t<td style="padding: 6px;">Разговоры с абонентами своего оператора</td> \t\t\t<td style="padding: 6px;">120 мин</td> \t\t\t<td style="padding: 6px;">Безлимитно</td> \t\t\t<td style="padding: 6px;">0 мин</td> \t\t\t<td style="padding: 6px;">0</td> \t\t</tr> \t\t<tr> \t\t\t<td style="padding: 6px;">Разговоры с абонентами других операторов</td> \t\t\t<td style="padding: 6px;">450 мин</td> \t\t\t<td style="padding: 6px;">600 мин (общий пакет)</td> \t\t\t<td style="padding: 6px;">0 мин</td> \t\t\t<td style="padding: 6px;">0</td> \t\t</tr> \t\t<tr> \t\t\t<td style="padding: 6px;">SMS</td> \t\t\t<td style="padding: 6px;">30 шт.</td> \t\t\t<td style="padding: 6px;">100 шт.</td> \t\t\t<td style="padding: 6px;">0 шт.</td> \t\t\t<td style="padding: 6px;">0</td> \t\t</tr> \t\t<tr> \t\t\t<td style="padding: 6px;">MMS</td> \t\t\t<td style="padding: 6px;">2 шт.</td> \t\t\t<td style="padding: 6px;">Не включено</td> \t\t\t<td style="padding: 6px;">2 шт.</td> \t\t\t<td style="padding: 6px;">19.80</td> \t\t</tr> \t\t<tr style="font-weight: bold;"> \t\t\t<td colspan="4" style="padding: 6px; text-align: right;">Итоговая стоимость за месяц:</td> \t\t\t<td style="padding: 6px;">619.80</td> \t\t</tr> \t</tbody></table><p><strong>Ответ:</strong> На основе анализа тарифного плана «Оптимальный 25» и заданного режима использования, была составлена таблица расходов. Общая стоимость услуг за месяц составила 619.80 рублей, включая абонентскую плату и оплату MMS-сообщений, не входящих в пакет.</p><p><strong>б)</strong> Чтобы определить, является ли тарифный план «Оптимальный 25» оптимальным, необходимо проанализировать соответствие пакетов услуг реальному потреблению и сравнить его с альтернативными предложениями оператора.</p><p><em>Анализ текущего потребления:</em><br>- <em>Интернет:</em> Потребление составляет 22 ГБ из 25 ГБ. Остаток в 3 ГБ является хорошим запасом и говорит о том, что пакет подобран правильно.<br>- <em>Минуты:</em> На звонки другим операторам тратится 450 минут из 600. Остаток в 150 минут достаточен для непредвиденных ситуаций. Пакет не исчерпывается, но и не является избыточно большим.<br>- <em>SMS:</em> Используется 30 из 100 сообщений. Здесь имеется значительный неизрасходованный остаток, но в современных тарифах пакеты SMS часто имеют невысокую стоимость в общей структуре цены, поэтому это некритично.</p><p><em>Сравнение с гипотетическими альтернативными тарифами:</em></p><p>1. <em>Тариф «Базовый 15» (450 руб/мес, 15 ГБ, 400 мин, стоимость сверх пакета: интернет - 1 ГБ за 100 руб, минуты - 3 руб/мин).</em><br>- Потребуется докупить интернет: $22 \text{ ГБ} - 15 \text{ ГБ} = 7 \text{ ГБ}$. Стоимость: $7 \times 100 = 700$ рублей.<br>- Потребуется докупить минуты: $450 \text{ мин} - 400 \text{ мин} = 50 \text{ мин}$. Стоимость: $50 \times 3 = 150$ рублей.<br>- Итоговая стоимость составит: $450 + 700 + 150 = 1300$ рублей. Это значительно дороже текущего тарифа.</p><p>2. <em>Тариф «Максимум 50» (900 руб/мес, 50 ГБ, 1200 мин).</em><br>- Этот тариф предоставляет пакеты, которые значительно превышают текущие потребности. Остаток по интернету составит $50 - 22 = 28$ ГБ, а по минутам $1200 - 450 = 750$ минут.<br>- Стоимость в 900 рублей выше текущих расходов ($619.80) почти на 300 рублей, что является неоправданной переплатой за неиспользуемые объемы услуг.</p><p>Исходя из анализа, текущий тарифный план «Оптимальный 25» идеально сбалансирован для данного профиля потребления. Он покрывает все основные нужды без риска перерасхода и дополнительных трат, при этом не вынуждая переплачивать за излишние объемы услуг.</p><p><strong>Ответ:</strong> Да, ваш тарифный план является оптимальным, так как его условия (объемы пакетов и абонентская плата) наилучшим образом соответствуют вашему режиму использования мобильного телефона, обеспечивая экономию по сравнению с как более дешевыми, так и более дорогими тарифными планами.</p>"
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№13 (с. 17)
Условие. №13 (с. 17)
скриншот условия
Алгебра, 10 класс Учебник, авторы: Пак Олег Владимирович, Ардакулы Дархан, Ескендирова Елена Викторовна, издательство Алматыкітап баспасы, Алматы, 2019, Часть 1, страница 17, номер 13, Условие

13. (4) Посетите официальный сайт сотового оператора, услугами которого пользуетесь.

а) Проанализируйте тарифный план номера вашего телефона. Составьте приблизительную таблицу ваших расходов за месяц по предоставляемым услугам: Интернет, SMS, разговоры с абонентами вашего сотового оператора, разговоры с абонентами других сотовых операторов, MMS и т.д.

б) Является ли ваш тарифный план оптимальным, учитывая именно ваш режим использования мобильного телефона?

Решение 2 (rus). №13 (с. 17)

а) Для ответа на данный вопрос смоделируем гипотетическую ситуацию. Предположим, что вы пользуетесь услугами оператора «Старлинк Мобайл» и ваш тарифный план называется «Оптимальный 25».

Параметры тарифного плана «Оптимальный 25»:
- Ежемесячная абонентская плата: 600 рублей.
- Пакет интернет-трафика: 25 ГБ.
- Пакет минут на все номера РФ: 600 минут.
- Звонки на номера «Старлинк Мобайл»: безлимитно (не расходуют основной пакет минут).
- Пакет SMS: 100 сообщений.
- MMS-сообщения: не включены в пакет, стоимость 9.9 руб/шт.

Проанализируем ваш примерный расход за месяц и составим таблицу расходов. Предположим, ваше среднее использование за месяц составило: 22 ГБ интернета, 120 минут звонков внутри сети, 450 минут звонков на другие операторы, 30 SMS и 2 MMS.

Приблизительная таблица расходов за месяц:

Услуга Использование по факту Включено в тариф Расход сверх тарифа Стоимость сверх тарифа, руб.
Абонентская плата - - - 600
Интернет 22 ГБ 25 ГБ 0 ГБ 0
Разговоры с абонентами своего оператора 120 мин Безлимитно 0 мин 0
Разговоры с абонентами других операторов 450 мин 600 мин (общий пакет) 0 мин 0
SMS 30 шт. 100 шт. 0 шт. 0
MMS 2 шт. Не включено 2 шт. 19.80
Итоговая стоимость за месяц: 619.80

Ответ: На основе анализа тарифного плана «Оптимальный 25» и заданного режима использования, была составлена таблица расходов. Общая стоимость услуг за месяц составила 619.80 рублей, включая абонентскую плату и оплату MMS-сообщений, не входящих в пакет.

б) Чтобы определить, является ли тарифный план «Оптимальный 25» оптимальным, необходимо проанализировать соответствие пакетов услуг реальному потреблению и сравнить его с альтернативными предложениями оператора.

Анализ текущего потребления:
- Интернет: Потребление составляет 22 ГБ из 25 ГБ. Остаток в 3 ГБ является хорошим запасом и говорит о том, что пакет подобран правильно.
- Минуты: На звонки другим операторам тратится 450 минут из 600. Остаток в 150 минут достаточен для непредвиденных ситуаций. Пакет не исчерпывается, но и не является избыточно большим.
- SMS: Используется 30 из 100 сообщений. Здесь имеется значительный неизрасходованный остаток, но в современных тарифах пакеты SMS часто имеют невысокую стоимость в общей структуре цены, поэтому это некритично.

Сравнение с гипотетическими альтернативными тарифами:

1. Тариф «Базовый 15» (450 руб/мес, 15 ГБ, 400 мин, стоимость сверх пакета: интернет - 1 ГБ за 100 руб, минуты - 3 руб/мин).
- Потребуется докупить интернет: $22 \text{ ГБ} - 15 \text{ ГБ} = 7 \text{ ГБ}$. Стоимость: $7 \times 100 = 700$ рублей.
- Потребуется докупить минуты: $450 \text{ мин} - 400 \text{ мин} = 50 \text{ мин}$. Стоимость: $50 \times 3 = 150$ рублей.
- Итоговая стоимость составит: $450 + 700 + 150 = 1300$ рублей. Это значительно дороже текущего тарифа.

2. Тариф «Максимум 50» (900 руб/мес, 50 ГБ, 1200 мин).
- Этот тариф предоставляет пакеты, которые значительно превышают текущие потребности. Остаток по интернету составит $50 - 22 = 28$ ГБ, а по минутам $1200 - 450 = 750$ минут.
- Стоимость в 900 рублей выше текущих расходов ($619.80) почти на 300 рублей, что является неоправданной переплатой за неиспользуемые объемы услуг.

Исходя из анализа, текущий тарифный план «Оптимальный 25» идеально сбалансирован для данного профиля потребления. Он покрывает все основные нужды без риска перерасхода и дополнительных трат, при этом не вынуждая переплачивать за излишние объемы услуг.

Ответ: Да, ваш тарифный план является оптимальным, так как его условия (объемы пакетов и абонентская плата) наилучшим образом соответствуют вашему режиму использования мобильного телефона, обеспечивая экономию по сравнению с как более дешевыми, так и более дорогими тарифными планами.

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