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Algebraic Expressions

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Question 133

In this question you must show detailed reasoning.

Given that x=9+33x=9+3\sqrt{3}x=9+33​, verify that x(3−3)=18x(3-\sqrt{3})=18x(3−3​)=18.

[3]
Markscheme

Algebraic Expressions Questions

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

233 exam-style questions on Edexcel A Level Maths Algebraic Expressions, covering 1.1 Index Laws, 1.2 Expanding Brackets, 1.3 Factorising, 1.4 Negative and Fractional Indices, and 1.5 Surds. Each one has a worked solution and a mark scheme showing where the marks go.

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