At a glance
3
Occurrences
questions
3
Years
3
Papers
3
Worked
100%
When this method shows up
Years in which at least one question on this paper triggers the method.
Other top methods in Algebra & Inequalities
- Prove an inequality by writing the gap as a sum of squares or via Cauchy-Schwarz×2
- Run the discriminant (with Vieta sign analysis) as the engine for real-root and parameter conditions×1
- Halve the degree of a palindromic equation with ×1
- Factor a quartic into two quadratics by undetermined coefficients and a resolvent cubic×1
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