Simplify (216x627y3)−23\displaystyle \left(\frac{216x^6}{27y^3}\right)^{-\frac{2}{3}}(27y3216x6)−32
134 exam-style questions on Edexcel AS 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.