GCE O-Level A-Maths: How to Sketch a Modulus Graph

A-Maths: How to Sketch a Modulus Graph? What's boundary condition? What happens if it isn't stated? What are the important points to include in a sketch? How to convert a 'normal' line graph to a modulus line graph easily? For more O-Level A-Math tips, go to http://www.singaporeolevelmaths.com/ Content of video is based on Singapore GCE O-Level Additional Mathematics syllabus (4047)

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