10.3 The Newton-Raphson method: page 284, example 6

Explore the use of the Newton-Raphson method to find a root, α, of the curve f([i]x[/i])=[math]x^3+2x^2-5x-4[/math][br]where [math]1.7<\alpha<1.8[/math]
– Pearson Secondary Maths

Information: 10.3 The Newton-Raphson method: page 284, example 6