Mathematics for IGCSE & O level - Functions (Section 3 - No. 5) | ExamPlay

Mathematics for IGCSE & O level - Functions (Section 3 - No. 5)

If f(x)=x^2 and g(x) = x+1, what is g(f(x))?

x^2+1

(x+1)^2

x^2-1

x^2

Explication

Apply g(x) to f(x)

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