The functions f and g are defined by f(x) = 3x 2, x g(x)

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The functions f and g are defined by

f(x) = 3x − 2, x ∈ ℝ

g(x) = x2, x ∈ ℝ

a. Find an expression for fg(x).

b. Solve fg(x) = gf(x).

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Related Book For  book-img-for-question

Pearson Edexcel A Level Mathematics Pure Mathematics Year 2

ISBN: 9781292183404

1st Edition

Authors: Greg Attwood, Jack Barraclough, Ian Bettison, David Goldberg, Alistair Macpherson, Joe Petran

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