Math: Calculus
posted by REALLY NEED HELP!!!! .
The equation: 10(x1)(x2)(x3)=1,
has three real solutions a<b<c
where
a=____, b=___ , and c=___.
Enter your answers with at least six correct digits beyond the decimal point.
Hint: Ask what the solutions are if the right hand side is 0 instead of 1, and use Newton's Method.

http://www.math.montana.edu/frankw/ccp/calculus/numerical/newton/learn.htm

This website doesn't help me in solving my question.