Предмет: Алгебра, автор: eueheh8888

очень срочно пожалуйстаааааа​

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Ответы

Автор ответа: faqred1234
1

Ответ:

3)\frac{71}{72}a^{2}b \\ 4)-\frac{a^4}{b^17}\\

Объяснение:

3.1 Записал в более понятном видеa*b:c = \frac{a*b}{c}

3.2 Раскрыл скобки в числителе(Степени умножаются, а числа возводятся в степень)

3.3 Собрал нужное в один множитель

3.4 Упростил(степени отнимаются)

3.5 Сложил

4.1 Записал в более удобном видеa:b:c = \frac{\frac{a}{b} }{c}

4.2 Упростил запись (деление заместил умножением по правилу деления дроби на дробь)\frac{\frac{a}{b}}{c} = \frac{a}{b}*\frac{1}{c}\\

4.3 Раскрыл скобки(Степени умножаются, а числа возводятся в степень)

4.4 Собрал множители в один( в знаменателе и числителе)

4.5. Произвел деление

Приложения:
Интересные вопросы
Предмет: Английский язык, автор: nik73463
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