Предмет: Алгебра, автор: navernokoresh

Найди значение выражение и запиши ответ

Приложения:

Ответы

Автор ответа: podsolnuh32

0

Ответ:

1-4, 2-25

Объяснение:

Надеюсь решение не нужно

Автор ответа: natali198112306

1

Ответ:

81х²+72ху+16у²=(9х+4у)²

х=1/9 у=1/4

(9*1/9+4*1/4)²=2²=4

1/9х²+1/12ху+1/64у²=(1/3х+1/8у)²

х=6 у=24

(1/3*6+1/8*24)²=(2+3)²=5²=25

Объяснение:

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