Предмет: Алгебра, автор: Kotackstar

СРОЧНО ПОМОГИТЕ ПОЖАЛУЙСТА

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Ответы

Автор ответа: loopomogite849645

1

a) 1/3a + 2/a = 1/3a + 2×3/3a = 1/3a + 6/3a= 7/3a

б)3b/b-2 - 2b+3/b-2= 3b-(2b+3)/b-2 = 3b-2b-3/b-2 = b-3/b-2

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