Предмет: Математика, автор: kudlizaaaa

СРОЧНООО!!!! ОЧЕНЬ СРОЧНО!!!!!
Квадрат натурального числа у 2 рази менше за саме число. Знайдіть це число.

Ответы

Автор ответа: Zombynella
1

Ответ:

В решении.

Пошаговое объяснение:

Квадрат натурального числа у 2 рази менше за саме число. Знайдіть це число.

a² = a/2

2a² - a = 0

а(2а - 1) = 0

а = 0 отбрасываем, как не отвечающий условию задачи.

2а - 1 = 0

2а = 1

а = 1/2

а = 0,5

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