How do you use the binomial series to expand f(x)=1/(sqrt(1+x^2))?
2 Answers
Nov 15, 2016
for
Explanation:
We know that
so here
The five first terms are
Of course this series is convergent only for
Nov 15, 2016
The series is
Explanation:
The binomial theorem is
Rewriting
So,
and
Therefore,