lilithasolani001
lilithasolani001 lilithasolani001
  • 06-02-2022
  • Mathematics
contestada

the common ratio of an G.S is-2 1/2 . The sum of first four terms is 17 2/5 .Calculate the first term​

Respuesta :

RedGeek2531
RedGeek2531 RedGeek2531
  • 06-02-2022

Step-by-step explanation:

Sn = G1 ( 1 -r^n)/1-r

S4 = G1(1+(21/2)^4 ) / 1 + 21/2

172/5 = G1 (1+(21/2)^4 / 1 + 21/2

172/5 = G1 (194497/16/ 23/2 )

172/5 = G1(760)

G1 = 43/900

Answer Link

Otras preguntas

the border of a susan b. anthony dollar is in the shape of a regular polygon. how many sides does the polygon have what is the measure of each angle of the bord
which one of the following words or phrases may be a clue that a sentence is inferring cause and effect? A. Instead of B. Before C. On the other hand D. Cons
Which digits repeat in the decimal number 28.1543?
Jose can read 7 pages of his book in 5 minutes. At this rate, how long will it take him to read the entire 175 page book?
what is the easiest way to remeber all of the field , entry, and record on a Database table ?
Which of the following do all cells in a multicellular organism have in common? a. they all express the same genes b. they all have the same proteins c. they al
In which way did Georgia's success with agriculture directly affect its population of slaves
How could you separate items that are different densities? Explain.
How to turn a fraction into a decimal
What are the implications of the opening sentence, “The year was 2081 and everyone was finally equal”? this is from Harrison Bergeron
good job