Tabella del segno

Concept — Tabella del segno.

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Linked atoms

8 linked atoms.

17 Disequazioni irrazionali

• A complete example with the sign line
• The sign-table strategy
• Worked exercise — Fractional inequality with a radical

27 Metodi unificanti per equazioni e disequazioni

• Idea 4: sign analysis

32 Disequazioni goniometriche

• Factorisation with the double-angle formula
• Product of factors and sign table
• Product of factors with sign table
• The sign-study method