f(x)=x3+3x2+2x+2f(x) = x^3 + 3x^2 + 2x + 2f(x)=x3+3x2+2x+2
Show that the equation f(x)=0f(x) = 0f(x)=0 can be written in the form x=−(2x+2x2+3)\displaystyle x = -\left(\frac{2x+2}{x^2} + 3\right)x=−(x22x+2+3)
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.