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Question 21
a.

Show that 7+332+3\displaystyle \frac{7 + 3\sqrt{3}}{2 + \sqrt{3}}2+3​7+33​​ can be written as 5−35 - \sqrt{3}5−3​

[3]
b.

Hence, show that (7+332+3)2\displaystyle \left(\frac{7 + 3\sqrt{3}}{2 + \sqrt{3}}\right)^2(2+3​7+33​​)2 can be written as 28−10328 - 10\sqrt{3}28−103​

[2]
Markscheme

Surds Questions

  1. GCSE
  2. /Maths
  3. /Surds

217 exam-style questions on Eduqas GCSE Maths Surds. Each one has a worked solution and a mark scheme showing where the marks go.

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