Предмет: Математика, автор: karolina124

Упростите выражение (b-4)^2+(b-1)(2-b) (^2 возведение в степень)

Ответы

Автор ответа: ShirokovP

b^2 - 8b + 16 + 2b - b^2 - 2 + b =
= - 8b + b + 2b + 16 - 2 =
= - 8b + 3b + 14 =
= - 5b + 14

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