x_{1} = x_{0}  f(x_{0})/f'(x_{0})^{
} 



(f'(x) is the derivative of the
function f(x).)^{ } 
x_{0}^{ } 



ENTER^{ } 
Y2^{ } 



ENTER ENTER ENTER
...^{ } 
Ans→X^{ } 



ENTER^{ } 




Y1^{ } 



ENTER^{ } 



now you see f(x_{i})^{ } 
X^{ } 



ENTER^{ } 



you restore x_{i}^{ } 
Y2^{ } 



ENTER ENTER ENTER
...^{ } 