Предмет: Математика, автор: artuurgoncarov2354

Упростите выражение 14а-7а(а-3)+а^2

jekadva: = 14a - 7a² + 21 + a² = -6a² + 14a + 21

Ответы

Автор ответа: jekadva

9

Ответ:

Пошаговое объяснение:

14а-7а(а-3)+а^2 = 14a - 7a² + 21 + a² = -6a² + 14a + 21

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