SL 2.7—Solutions of quadratic equations and inequalities, discriminant and nature of roots

Master SL 2.7—Solutions of quadratic equations and inequalities, discriminant and nature of roots with International Baccalaureate (IB) Mathematics Analysis and Approaches exam-style questions, flashcards, lessons, and notes. All resources are aligned with the International Baccalaureate (IB) syllabus and designed for both SL and HL students.

Subtopics

Question Type 1: Finding solutions to quadratic equations by turning into ax^2+bx+c=0 and solving for x

Question Type 2: Finding solutions to quadratic inequalities by converting into ax^2+bx+c > or < 0 and checking intervals

Question Type 3: Finding how many roots the quadratic has

Question Type 4: For a quadratic dependent on a parameter, finding the value of the parameter that results in either situation of roots

Subtopics

Learn

Practice