)find the sum of the first n terms of the geometric sequence for the values of a1and r.
n = 4, a1 = 228, r = 4.8
a. 25,167.476
b. 6575.52
c. 25,214.976
d. 31,790.496

Use the expression below.–4b + 8c + 12 – 8b – 2c + 6part asimplify the expression. enter your answers in the boxes. b + c + part bfactor the simplified expression using the gcf. a. 2(–2b + c + 3) b. 3(–2b + c + 3) c. 4(–2b + c + 3) d. 6(–2b + c + 3)part cwhat is the value of the expression when b = 2 and c = –3? enter your answer in the box.

Ammonia molecules have three hydrogen atoms and one nitrogen atom.how many of each atom arein five molecules of ammonia

East black horse $0.25 total budget is $555 it'll cost $115 for other supplies about how many flyers do you think we can buy