Предмет: Математика, автор: elifgozmen88

595 вычислите
пожалуйста помогите
2,3,4 другие не нужны только они
дам 40 балов

Приложения:

Ответы

Автор ответа: san20102312

1

Ответ:

2)

$\frac{2}{5}$

3)

$\frac{1}{5}$

4)

$2 \frac{21}{49}$

Пошаговое объяснение:

Надеюсь правильно!

Даш лучший ответ пожалуйста?!

elifgozmen88: поздравляю

san20102312: Дай лучший ответ пожалуйста??!

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