What is the sum of the series? 2+6+18+54++39,366

Try this solution (see the attachment; the given series is an geometric series).

Answer is marked by red colour.

its a straight line parallel to the time axis

she would want to sell 10 full-year subscriptions and at least 9 half-year subscriptions to get a total of at least $300. 

i hope this answer you! if you have any further questions or concerns, feel free to ask! : )

step-by-step explanation:

mark brainliest!