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Algebraic Methods

Algebraic Methods

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Question 2
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Jacob believes that for all positive integers n3+n+2n^3 + n + 2n3+n+2 is a multiple of 4.

Which value of n n\,n shown below is a counter example to Dan’s belief?

n=2n=3n=4n=5 n = 2 \quad n = 3 \quad n = 4 \quad n = 5 n=2n=3n=4n=5
[1]
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Algebraic Methods Questions

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

40 exam-style questions on Edexcel AS 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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