http://tinypic.com/r/2mmejj7/5
you have to pick which test you would do first to test for convergence
you have to pick which test you would do first to test for convergence
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1 is correct.
#2 is B. Since cos(nπ) = (-1)^n, this series does not actually alternate. And ln(e^n) = n, so this series is the sum of n^(-6).
#3 is C. The series is not a geometric series.
#4 is correct.
#5 is correct.
#6 is correct.
#2 is B. Since cos(nπ) = (-1)^n, this series does not actually alternate. And ln(e^n) = n, so this series is the sum of n^(-6).
#3 is C. The series is not a geometric series.
#4 is correct.
#5 is correct.
#6 is correct.