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1.2.8 Algebra and Functions

1.2.8 Algebra and Functions

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Question 57

It is given that f(x)=x3+kx−2f(x) = x^3 + kx - 2f(x)=x3+kx−2 where k k\,k is a constant, and that (x−2)(x - 2)(x−2) is a factor of f(x)f(x)f(x).

a.

Find the value of kkk.

[2]
b.

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

[4]
Markscheme

1.2.8 Algebra and Functions Questions

  1. A Level
  2. /Maths
  3. /1.2.8 Algebra and Functions

72 exam-style questions on WJEC A Level Maths 1.2.8 Algebra and Functions. Each one has a worked solution and a mark scheme showing where the marks go.

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