The function f is defined as f(x) 3 2x 28(3 x ) 27, x a Write f(x) in the form (3x a)(3x b), where a and b are real constants b Hence find the two roots of f(x) ...

a To write fx in the form 3x a3x b we need to expand the expression 3x a3x b and find the v ...

The function f is defined as f(x) = 3 2x 28(3 x ) + 27, x.

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The function f is defined as f(x) = 3^2x − 28(3^x) + 27, x ∈ ℝ.

a. Write f(x) in the form (3x − a)(3x − b), where a and b are real constants.

b. Hence find the two roots of f(x).

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Edexcel AS And A Level Mathematics Pure Mathematics Year 1/AS

ISBN: 9781292183398

1st Edition

Authors: Greg Attwood

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Question Posted: Jul 11, 2023 02:41 AM

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The function f is defined as f(x) = 3 2x 28(3 x ) + 27, x.

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a To write fx in the form 3x a3x b we need to expand the expression 3x a3x b and find the v...View the full answer

Edexcel AS And A Level Mathematics Pure Mathematics Year 1/AS

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