Expand and simplify: x(1+4x)(1−4x)x(1 + 4x)(1 - 4x)x(1+4x)(1−4x)
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.