Tabella dei segni

Concept — Tabella dei segni.

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11 · 12

Linked atoms

12 linked atoms.

11 Disequazioni

• A complete inequality from start to finish
• A typical literal inequality
• Constructing an inequality given the sign table
• Fractional inequality with a common denominator
• Inequality with a quadratic factor
• Simple fractional inequality
• The sign-table method
• Third-degree inequality

12 La parabola

• (x-2) ≤ 0)
• Mixed cases with two absolute values
• Sum of three absolute values less than 4 (|x|+|x-1|+|x-2| < 4)
• Sum of two absolute values less than or equal to 6 (|x-1|+|x+2| ≤ 6)