MATH 2411 #16: QUESTION 5

#16: 5a) ANSWER: 1 - 1/n
SOLUTION:

#16: 5b) ANSWER: 1
SOLUTION: The limit as n increases without bound of 1/n is zero. So 1 - 1/n goes to 1 as n increases without bound.

#16: 5c) ANSWER: The test fails.
SOLUTION: Since r = 1, the Root Test fails.