Which of the following is a logarithmic function?
y = log Subscript 3 Baseline x
y = 3 Superscript x
y = x + 3
y = x cubed

Use the ratio test to determine whether ∑n=14∞n+2n! converges or diverges. (a) find the ratio of successive terms. write your answer as a fully simplified fraction. for n≥14, limn→∞∣∣∣an+1an∣∣∣=limn→∞.