How to solve this math problem about monotonicity?

1. 📝 Identify: f(x) = 2x^3 - 9x^2 + 9x 2. 📐 Derivative: f'(x) = 6 * x ^ 2 + 9 - 18 * x

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Solve Find the intervals where f(x) = 2x³ - 9x² + 9x is increasing and decreasing. — Step-by-Step Solution by AhaStep | AhaStep

Home›Math›Solve Find the intervals where f(x) = 2x³ - 9x² + 9x is increasing and decreasing. — Step-by-Step Solution by AhaStep

📐 MathLevel 2 — 🟢 Basicmonotonicity👁 26 views⏱ 1 min read

Solve Find the intervals where f(x) = 2x³ - 9x² + 9x is increasing and decreasing. — Step-by-Step Solution by AhaStep

📝 Problem

Find the intervals where f(x) = 2x³ - 9x² + 9x is increasing and decreasing.

1. 📝 Identify: 2x^3 - 9x^2 +

2. 📐 Derivative: f'(

3. 🔍 Critical points: x = 2.3660254$

4. 📊 Sign chart f'(x): f'(x) + trên (-∞; 0.6339746)

🔒 6 steps remaining

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1. 📝 Identify: 2x^3 - 9x^2 +

2. 📐 Derivative: f'(

3. 🔍 Critical points: x = 2.3660254$

4. 📊 Sign chart f'(x): f'(x) + trên (-∞; 0.6339746)

🔒 6 steps remaining

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Giải bài tập Tìm khoảng đồng biến, nghịch biến của hàm số y = 5x³ - 3x² + 7x — Lời giải chi tiết AhaStep