3. Let
-1n+1x=6 n6n
f(x)=
For all of the questions below,be sure to check the endpoints for convergence.
a.Find the interval of convergence of f(x). (4)
b.Find f'(x), then find the interval of convergence of f'(x). (4)
c.Find f f(x)dx, then find the interval of convergence of f'(x). (4)