Предмет: Алгебра, автор: andrejcehov19

Помогите пожалуйста

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Ответы

Автор ответа: zavarzina6951

0

Ответ:

1) 26-x2y2 =0;

26-y2x2=0

-y2x2=-26;

x2=26/y2

x1=√26/y

x2=-√26/y

2) 5/у-2

3) 3 (а-b)/(a-b)(a+b)=3/(a+b)

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