The functions s and t are defined by s(x) = 2 x , x t(x)

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The functions s and t are defined by
s(x) = 2^x, x ∈ ℝ
t(x) = x + 3, x ∈ ℝ

a. Find an expression for st(x).

b. Find an expression for ts(x).

c. Solve st(x) = ts(x), leaving your answer in the form Ina/Inb

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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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Question Posted: Aug 08, 2023 03:24 AM

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The functions s and t are defined by s(x) = 2 x , x t(x)

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Pearson Edexcel A Level Mathematics Pure Mathematics Year 2

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