The curve C C\,C has the equation y=(15−x)lnxx>0y = (15 - x) \ln x \quad x > 0y=(15−x)lnxx>0. The curve C C\,C has a stationary point at PPP.
Show that the x x\,x coordinate of P P\,P lies between 5.5 and 5.6
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.