Although time for teaching Maths HL is very precious and a teacher should endeavour to not use up valuable class time for unnecessary topics and activities, I do feel strongly that Maths HL students should (and deserve to) be exposed to proofs and/or demonstrations of statements and results that are too often used without any justification.For example, the following statement relating the Cartesian, modulus-argument...

To access the entire contents of this site, you need to log in or subscribe to it..

Click the free stuff button on the home page to access free pages or check the blog (which is also free).