Предмет: Алгебра, автор: Аноним

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Автор ответа: MatteoTrales

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27⁴=(3³)⁴=3¹²

9⁵=(3²)⁵=3¹⁰

27⁴-9⁵=3¹²-3¹⁰= 3¹⁰(3²-1)=3¹⁰(3-1)(3+1)=3¹⁰×2×4=3¹⁰×8

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