x_{0} → x;^{ } 
repeat, x  f(x)/f'(x) → x;^{ } 
until f(x) is "close enough" to 0, and/or the
new value of x "is close enough" to the previous one.^{ } 
ENTER^{ } 



2.25^{ } 
ENTER^{ } 



2.236111111^{ } 
ENTER^{ } 



2.236067978^{ } 
ENTER^{ } 



2.236067977^{ } 
ENTER^{ } 



2.236067977^{ } 
√5^{ } 



ENTER^{ } 



2.236067977^{ } 