Consider the infinite geometric series ∑∞n=1−4(1/3)n−1

. In this image, the lower limit of the summation notation is "n = 1".

a. Write the first four terms of the series.
b. Does the series diverge or converge?
c. If the series has a sum, find the sum.

If i have 20$ and i gave 5$ away how much i got

Is the point (0, 8) on the x-axis or y-axis? how do you know?

Meghan has created a diagram of her city with her house, school, store, and gym identified. a. how far is it from the gym to the store? b. meghan also wants to walk to get some exercise, rather than going to the gym. she decides to walk along arc ab. how far will she walk? round to 3 decimal places.