3
An approximate solution to x³ - 17x = 45
can be found using this iterative formula:
Xn+1 =
3
17xn +45
Use this formula to work out an approximate
solution to the equation, starting with 1 5.
Give your answer to 2 d.p.

3 An approximate solution to x 17x 45 can be found using this iterative formula Xn1 3 17xn 45 Use this formula to work out an approximate solution to the equati class=