Use the Ratio Test to determine whether the series is convergent or divergent. [infinity]
Σ (-1)^n-1. 3^n/2^n. n^3
n=1

Identify an.

Evaluate the following limit.

lim |an + 1| / an
n → [infinity]

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?

Read the situations in the table below. then drag a graph and equation to represent each situation. indicate whether each of the relationships is proportional or non-proportional. edit : i got the right answer its attached

If value of cos330° is √3/2 then find tan165°.