Ответы на вопрос:
1)(3,65- 2³/₄) : 3+ ¹⁷/₄₀ ×12= 5,43,65- 2³/₄ = 3,65- 2,75 = 0,9 0,9 : 3 = 0,3¹⁷/₄₀×12 = ¹⁷ˣ¹²/₄₀ = ¹⁷ˣ³/₁₀ = ⁵¹/₁₀ = 5,1 0,3 + 5,1 = 5,4***************2)(9,4+ 1¹⁷/₂₀) : 1⁷/₈+25׳/₈= 15,375 9,4+ 1¹⁷/₂₀ = ⁹⁴/₁₀+ ³⁷/₂₀ = ⁹⁴ˣ²/₂₀+ ³⁷/₂₀ = ¹⁸⁸/₂₀+ ³⁷/₂₀ = ¹⁸⁸⁺³⁷/₂₀ = ²²⁵/₂₀ = ⁴⁵/₄ ⁴⁵/₄ : 1⁷/₈ = ⁴⁵/₄ : ¹⁵/₈ = ⁴⁵/₄ × ⁸/₁₅ = ⁴⁵ˣ⁸/₄ₓ₁₅ = ³ˣ²/₁ₓ₁ = ⁶/₁ = 6 25׳/₈ = ²⁵ˣ³/₈ = ⁷⁵/₈ = 9,375 6 + 9,375 = 15,375
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