# Math Help - Newton's Method problem

1. ## Newton's Method problem

Find the positive value of $x$ which satisfies $x=3.3cos(x)$, accurate to 5 decimal places.

I know how to use Newton's Method, I just can't figure this one out since there's nothing equal to zero.

2. Originally Posted by john11235
Find the positive value of $x$ which satisfies $x=3.3cos(x)$, accurate to 5 decimal places.

I know how to use Newton's Method, I just can't figure this one out since there's nothing equal to zero.

$f(x)=3.3 \cos(x) - x$

CB