Помогите решить[tex]\frac{1}{a^{2}-ab } :\frac{b}{a^{2}-b^{2} }[/tex]. Created by nikerson2018. algebra-ru

Ответ:Объяснение:

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nikerson2018 @nikerson2018

July 2022 1 6 Report

Помогите решить[tex]\frac{1}{a^{2}-ab } :\frac{b}{a^{2}-b^{2} }[/tex]

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getlucky1582

Ответ:

$\frac{1}{a^2-ab}:\frac{b}{a^2-b^2} = \frac{a^2-b^2}{(a^2-ab)b} = \frac{(a-b)(a+b)}{ab(a-b)} = \frac{a+b}{ab} = \frac{a}{ab} + \frac{b}{ab} = \frac{1}{b} + \frac{1}{a}$

Объяснение:

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nikerson2018 Спасибо

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