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Algebraic Expressions

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Question 137

Given that

x=14+145 x = \frac{1}{4} + \frac{1}{4}\sqrt{5} x=41​+41​5​

show that

1+xx=5 \frac{1+x}{x} = \sqrt{5} x1+x​=5​
[4]
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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