f(x) = 4x 3 + 4x 2 11x 6 a. Use the factor theorem to

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f(x) = 4x³ + 4x² − 11x − 6

a. Use the factor theorem to show that (x + 2) is a factor of f(x).

b. Factorise f(x) completely.

c. Write down all the solutions of the equation 4x³ + 4x² − 11x − 6 = 0.

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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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f(x) = 4x 3 + 4x 2 11x 6 a. Use the factor theorem to

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a Use the factor theorem to show that x 2 is a factor of fx To show that x 2 is a factor of fx we ha...View the full answer

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

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