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Cambridge OLevel Additional Mathematics revision notes & Solutions
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Lesson-1.1.1- understand the terms: function, domain, range (image set), one-one function, inverse function and composition of functions.
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Lesson-1.1.2- use the notation f(x) = sin x, f: x ??? lg x, (x > 0), f ???1(x) and f 2 (x) [= f(f(x))]
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