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Algebraic Methods

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Question 86

f(x)=x3+kx−2f(x)=x^3+kx-2f(x)=x3+kx−2

a.

Given that (x−2)(x-2)(x−2) is a factor of f(x)f(x)f(x), find the value of kkk.

[2]
b.

Solve the equation f(x)=0f(x)=0f(x)=0.

[4]
Markscheme

Algebraic Methods Questions

  1. A Level
  2. /Maths
  3. /Algebraic Methods

257 exam-style questions on Edexcel A Level Maths Algebraic Methods, covering 7.1 Algebraic Fractions, 7.2 Dividing Polynomials, 7.3 The Factor Theorem, 7.4 Mathematical Proof, and 7.5 Methods of Proof. Each one has a worked solution and a mark scheme showing where the marks go.

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