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ГДЗ Алгебра 9 клас Істер 2026 Частина 1
ПОВТОРЮЄМО АЛГЕБРУ ЗА 8 КЛАС Раціональні вирази
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1. Скоротіть дроби: 7𝑥𝑥 𝑥𝑥 1) = 7𝑦𝑦 𝑦𝑦 2𝑥𝑥 2 ⋅ 𝑥𝑥 𝑥𝑥 2) = = 10𝑚𝑚 2 ⋅ 5 ⋅ 𝑚𝑚 5𝑚𝑚 𝑚𝑚𝑚𝑚 𝑐𝑐 = 3) 𝑥𝑥𝑥𝑥 𝑥𝑥 𝑝𝑝2 𝑝𝑝 ⋅ 𝑝𝑝 𝑝𝑝 = = 4) 𝑝𝑝𝑝𝑝 𝑝𝑝 ⋅ 𝑎𝑎 𝑎𝑎 4𝑎𝑎𝑎𝑎 4 ⋅ 𝑎𝑎 ⋅ 𝑏𝑏 4𝑎𝑎 5) = = 7𝑏𝑏𝑏𝑏 7 ⋅ 𝑏𝑏 ⋅ 𝑐𝑐 7𝑐𝑐 6𝑎𝑎𝑎𝑎 6 ⋅ 𝑎𝑎 ⋅ 𝑦𝑦 𝑎𝑎 6) = = 6𝑏𝑏𝑏𝑏 6 ⋅ 𝑏𝑏 ⋅ 𝑦𝑦 𝑏𝑏
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2. Скоротіть дроби: 9𝑎𝑎 𝑎𝑎 = 1) 9𝑏𝑏 𝑏𝑏 5 ⋅ 𝑡𝑡 𝑡𝑡 5𝑡𝑡 = = 2) 15𝑎𝑎 5 ⋅ 3 ⋅ 𝑎𝑎 3𝑎𝑎 𝑎𝑎 𝑎𝑎𝑎𝑎 = 3) 𝑑𝑑𝑑𝑑 𝑚𝑚 𝑐𝑐 2 𝑐𝑐 ⋅ 𝑐𝑐 𝑐𝑐 = 4) = 5𝑐𝑐 5 ⋅ 𝑐𝑐 5 7𝑥𝑥𝑥𝑥 7 ⋅ 𝑥𝑥 ⋅ 𝑦𝑦 7𝑥𝑥 = = 5) 9𝑦𝑦𝑦𝑦 9 ⋅ 𝑦𝑦 ⋅ 𝑡𝑡 9𝑡𝑡 4𝑥𝑥𝑥𝑥 4 ⋅ 𝑥𝑥 ⋅ 𝑝𝑝 𝑥𝑥 6) = = 4𝑦𝑦𝑦𝑦 4 ⋅ 𝑦𝑦 ⋅ 𝑝𝑝 𝑦𝑦 3. Виконайте дію: