A) For the geometric series 2 + 6 + 18 + 54 + ... , find S8 B) Find the sum of the series -11 - 3 + 5 + 13 + ... + 125 using the series formula.

Acircular city park has a sidewalk directly through the middle that is 111 - feet long. if each bag of fertilizer covers 50 square feet, then determine how many bags of fertilizers the parks and recreation department needs to use to cover the circular park. ignore all the sidewalks around and through the park.

Josephine has a great garden with and area of 2x2 + x - 6 square feet

Need this asap if anyone can i would be very grateful. if you could show workings that would really