Secant method

Matlab code for the secant method. The details of the method and also codes are available in the video lecture given in the description.

For details of the method and also coding watch the lecture: https://youtu.be/GrrlTRuC4k0

Example:

Enter the function f(x): inline('x*x*x-4*x-9')

Enter left point of interval 2

Enter right point of interval 3

Enter the error 0.001

x0 x1 f(x0) f(x1)

2.0000 3.0000 -9.0000 6.0000

3.0000 2.6000 6.0000 -1.8240

2.6000 2.6933 -1.8240 -0.2372

2.6933 2.7072 -0.2372 0.0120

2.7072 2.7065 0.0120 -0.0001

The root is 2.707 >>