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Giải: (5x + 5)/(4x + 2) < 0 — Detailed Solution | AhaStep

Home›Math›Giải: (5x + 5)/(4x + 2) < 0

📐 MathLevel 2 — 🟢 Basicinequality👁 15 views⏱ 1 min read

Giải: (5x + 5)/(4x + 2) < 0

📝 Problem

(5x + 5)/(4x + 2) < 0

✨Detailed Solution

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1

1. 📝 Nhận dạng: Bất phương trình phân thức: (5x + 5) / (4x + 2) < 0

2

2. 📊 Nghiệm tử & mẫu: Tử = 0: x = -1

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Mẫu = 0 (loại): x = -1/2

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3. 📋 Bảng xét dấu: Bảng xét dấu:

🔒 8 steps remaining

📐 Lv.5

Solve: Solve log_2(x - 1) < 3