Saturday

March 28, 2015

March 28, 2015

Posted by **jane** on Tuesday, March 4, 2008 at 10:05pm.

the series from n=1 to infinity of

((-1)^(n+1)*x^n)/n!

I did the ratio test so I had the Lim as n approaches infinity of -x/(n+1), but this is 0, giving no radius, so I think I did something wrong...

**Answer this Question**

**Related Questions**

CALCULUS-URGENT- no one will respond!!! - find the radius and interval of ...

CALCULUS - find the radius and interval of convergence for the series the series...

Calculus - How do I find the radius of convergence of a series where n=1 to ...

CALC - please help me...for the power series summation of n^4x^n/2(n-1)factorial...

Calculus 2 - In the following series x is a real number. In each case, use the ...

calculus - interval of convergence - infinity of the summation n=0: ((n+2)/(10^n...

Calculus - What is the radius of convergence of the power series (((2n)!x^(n...

CALC 2 - In the following series x is a real number. In each case, use the ratio...

CALC 2 pls help!! - In the following series x is a real number. In each case, ...

calculus - interval of convergence - infinity of the summation n=0: ((n+2)/(10^...