Given that
x=16+167 x = \frac{1}{6} + \frac{1}{6}\sqrt{7} x=61+617Find the value of
1+xx \frac{1+x}{x} x1+xGiving your answer in the form a \sqrt{a}\,a where a a\,a is a rational number.
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.