# Secant Root Finding Method

Secant Root Finding Method

Steps of the secant root finding method for a cubic polynomial. The secant method for numerical root finding of the functions consists of the steps , beginning with the two starting values and . The method can converge to a root or diverge.

f

x=x-f(x)(x-x)/(f(x)-f(x))

k+1

k

k

k

k-1

k

k-1

x

0

x

1