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Viluxent Set 1 Paper 2 · Q11

Paper 2Algebra

Let f(x)=2x+1x−3f(x)=\frac{2x+1}{x-3}, for x≠3x\ne3.

How many real solutions does the equation f(f(x))=xf(f(x))=x have?

A00
B11
C22
D33
E44
FInfinitely many

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