SPM Add Maths Practice Questions - Sijil Pelajaran Malaysia (SPM) Additional Mathematics Matematik Tambahan (3472) Exam

Given f(x) = 2x + 1 and g(x) = x^2, find the composite function gf(x).

2x^2 + 1 2x^2 + 2x + 1 (2x + 1)^2 4x^2 + 1

Correct Answer:

(2x + 1)^2

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