Show work and explain with formulas.

23. find the sum of the geometric series: 1/9 + 1/3 + 1 + + 2187

24. in a geometric sequence, the first term is 27 and the common ratio is 1/3. find the sum of the first 6 terms.

25. the sum of the first n terms of the geometric sequence is -6, -12, -24, is -762. find the value of n.

Atravel agent is booking a trip to england, scotland, ireland, and france for a group of senior citizens. the agent sent surveys to the group, asking which countries they would like to visit, in order, and created the shown preference schedule (e = england, i = ireland, s = scotland, f = france). which country is the condorcet winner? number of votes 15 12 16 19 1st f e e i 2nd e s i s 3rd s i s e 4th i f f f 1. scotland 2. england 3. france 4.ireland

If f(x) = 3x-2 and g(x) =2x+1 find (f-g)(x)

Given lm, find the measure of (award brainliest)