Предмет: Математика, автор: theceferofa

7. Найдите а²+b², если a+b=10, ab=-7.
A)67 B)145 C) 86 D) 114 E) 121

Ответы

Автор ответа: manyny06

2

Ответ:

решение смотри на фотографии

Приложения:

theceferofa: спасибо

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