Multiple choice

The Newton-Raphson iteration $x_{n+1} = \frac{1}{2}\left(x_n+\frac{R}{x_n}\right)$ can be used to compute the

  1. square of R

  2. reciprocal of R

  3. square root of R

  4. logarithm of R

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

$x_{n+1} = \frac{1}{2}\left(x_n+\frac{R}{x_n}\right)$ This expression can be used to compute square root of R.