Simplify (5a23)225a2\displaystyle \frac{(5a^{\frac{2}{3}})^2}{25a^2}25a2(5a32)2
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.