f(x)=x3+3x2+3x+2f(x) = x^3 + 3x^2 + 3x + 2f(x)=x3+3x2+3x+2
The root of f(x)=0f(x) = 0f(x)=0 is α\alphaα. By choosing a suitable interval, prove that α=−2.000\alpha = -2.000α=−2.000 to 3 decimal places
329 exam-style questions on Edexcel A Level Maths Numerical Methods, covering 10.1 Locating Roots, 10.2 Iteration, 10.3 The Newton-Raphson Method, and 10.4 Applications to Modelling. Each one has a worked solution and a mark scheme showing where the marks go.