What is the sum of the first 27 terms of the following sequence?
1, 5, 9,

a. 1,431
b. 1,571
c. 2,862
d. 2,9431

An internet company charges $8.95 per month for the first 3 months that it hosts your web site. then the company charges $11.95 per month for web hosting. how much money, in dollars, will the company charge for 8 months of web hosting?

Find the equation of the ellipse with the following properties. the ellipse with foci at (0, 6) and (0, -6); y-intercepts (0, 8) and (0, -8).edit: the answer is x^2 over 28 + y^2 over 64 = 1

Find the rate of change for the situation.you run 7 miles in one hour and 21 miles in three hours.