2.42 Solving Quadratic Inequalities Higher GCSE PowerPoint Lesson

This 24-slide lesson introduces solving quadratic inequalities and interpreting their solutions. Students will learn how to factorise quadratic expressions, identify critical values, and use a sketch of quadratic graphs to determine where the inequality holds true. The lesson focuses on understanding the shape of a quadratic graph and how it relates to solution sets.

This content is on the Higher tier only.

The lesson includes:

• Clear, guided examples

• Discussion opportunities from Think, Pair, Share

• Mini whiteboard section to check understanding and clarify misconceptions

• One structured task to practise key skills

• Challenge activity to extend and deepen learning

Perfect for engaging learners while reinforcing essential algebra concepts