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Giải: (2x - 9)/(5x + 3) < 0 — Detailed Solution | AhaStep

Home›Math›Giải: (2x - 9)/(5x + 3) < 0

📐 MathLevel 2 — 🟢 Basicinequality👁 17 views⏱ 1 min read

Giải: (2x - 9)/(5x + 3) < 0

📝 Problem

(2x - 9)/(5x + 3) < 0

✨Detailed Solution

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1

1. 📝 Nhận dạng: Bất phương trình phân thức: (2x - 9) / (5x + 3) < 0

2

2. 📊 Nghiệm tử & mẫu: Mẫu = 0 (loại): x = -3/5

3

Tử = 0: x = 9/2

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3. 📋 Bảng xét dấu: Bảng xét dấu:

🔒 8 steps remaining

📐 Lv.2

Solve: (4x + 7)/(3x - 10) > 0