The functions f and g are defined by f x 4x 2 g x (x 1) a) Find gf(x) b) Solve the equation fg(x) 14 ...

a To find gfx we first need to calculate gfx gfx g4x 2 4x 2 1 4x 1 16x 8x 1 Therefore gfx 1 ...

The functions f and g are defined by f: x 4x 2 g: x (x +

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The functions f and g are defined by f: x
4x − 2 g: x (x + 1)²

a) Find gf(x).

b) Solve the equation fg(x) = 14.

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Complete Pure Mathematics 1 For Cambridge International AS & A Level

ISBN: 9780198427438

2nd Edition

Authors: Jean Linsky, Brian Western, James Nicholson

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Question Posted: Apr 13, 2023 11:00 AM

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The functions f and g are defined by f: x 4x 2 g: x (x +

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a To find gfx we first need to calculate gfx gfx g4x 2 4x 2 1 4x 1 16x 8x 1 Therefore gfx 1...View the full answer

Complete Pure Mathematics 1 For Cambridge International AS & A Level

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