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B) -(xy-1)+(12xy+x^2-4)-(xy+x^2-2)

Вопрос

B) -(xy-1)+(12xy+x^2-4)-(xy+x^2-2)

Решения

4.7 (266 Голоса)
Петр
Экспертная проверка
мастер · Репетитор 5 лет

Ответ

To simplify the given expression, we need to combine like terms. Let's break it down step by step:Given expression: First, distribute the negative sign in the first and third terms: Next, combine like terms:- Combine the terms: - Combine the constant terms: - The terms cancel each other out: So, the simplified expression is: Therefore, the answer is: