Simplify (3x12)39x2\displaystyle \frac{(3x^{\frac{1}{2}})^3}{9x^2}9x2(3x21)3
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.