Maths AA-HL 1.15.6 Disproof by counter example

Disproof by Counterexample and the Proof by contrapositive – Maths IB AA – HL

Description: 

Simplify the concepts of disproof by counterexample and proof by contrapositive with this engaging 18-slide PowerPoint presentation. Aligned with the IB Mathematics: Applications and Interpretation Higher Level syllabus, this resource provides clear, step-by-step explanations of both proof techniques, ensuring students understand how to disprove statements with counterexamples and prove statements using contrapositive reasoning.

Illustrated with practical examples and scenarios, this presentation breaks down the logical processes into manageable steps, making it easy for students to grasp and apply these methods to a variety of problems.

Included is a detailed lesson plan for effective teaching and a worksheet with exam-style questions and answers to give students valuable practice opportunities. Perfect for teachers seeking a curriculum-aligned resource, this presentation equips students with essential skills in mathematical reasoning and proof. Empower your classroom with this essential teaching tool to build critical thinking and logic!

Content:

• PowerPoint presentation
• Detailed Lesson Plan (pdf)
• Worksheet with Exam style questions and Solutions (pdf)

File size:

• PPTX (179 KB)
• PDF (197 KB)
• PDF (130 KB)

Number of slides:

18 slides

Preview: