Question

Could someone please verify my answer to this MacLaurin series question?

Answer 1

So my final answer would be:

$$\sum_{n=1}^{\infty} \;\;(\frac{-x}{2})^n $$

Answer 2

You're right

Answer 3

http://www.wolframalpha.com/input/?i=maclauren+series+of+1%2F%282%2Bx%29

That's what I meant to type haha.