The series x- x^2/2 + x^3/3 - x^4/4 + .... is convergent for?
The series x- x^2/2 + x^3/3 - x^4/4 + .... is convergent for?
Explanation
This is a alternating series with terms of the form x^n / n, which converges for -1 < x ≤ 1.
This is a alternating series with terms of the form x^n / n, which converges for -1 < x ≤ 1.