How to find fx from gfx and gx

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=E_vgMCE5GRI

SPM - Add Math - Form 4 - FunctionThis short video is going to guide you how to find the f(x) using the substitution method. Hope you find this method helpfu...

spm, add math, function, add maths, paper 1, composite function, f(x), gf(x), g(x)
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