40 fully worked modulus (absolute value) questions for OCR A A-Level Mathematics (H240), every line explained and annotated to the real OCR M/A/B/SC mark scheme. Covers sketching y=|f(x)|, solving ...
This is a whole lesson looking at Introducing Modulus Functions and Solving. This lesson looks at different solving modulus questions as well as introducing the topic. Firstly, it spends a decent ...
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