marissa946 marissa946
  • 04-05-2020
  • Mathematics
contestada

the first term in a geometric series is 64 and the common ratio is 0.75. Find the sum of the first 4 terms in a series.

Respuesta :

redbudtree84 redbudtree84
  • 04-05-2020

hi

u0 = 64       with  u(n+1) = un *0.75  

u3 =  64 *0.75^3   = 27

sum is :      64 *  ( 0.75^4 -1)  / 0.75-1  = 175

manual proof :    64 + 48+36+27 = 175

Answer Link

Otras preguntas

how did the loyalists and patriots differ on the issue of independence for the colonies?
which measurement would be least likely to be written in scientific notation: number of stars in a galaxy , number of grains of sand on a beach, speed of a car
The United States disagrees with a government of a foreign country. So it imposes a(n) _____ on trade between the two countries. standard subsidy embargo
One inch is equivalent to 2.54 centimeters. How many inches are in 50.8 centimeters
Which of the following is not a function of protein? A. Helping cells communicate B. Serving as enzymes C. Insulating the body D. Giving cells structure
Why were elaborate tombs so important to pharaohs as well as everyday Egyptians?
What is the value of 5,sixths divided by 3,sevenths?
mr.white can travel for 6 hours while taking 3 breaks of 10 mins each once he had to travel for 36 hours how many minutes in breaks did he take
Jamie lost 27 pounds in 1 year . on avarage how many pounds did jamie lose per month
Rectangle EFGH is graphed on a coordinate plane with vertices at E(-3,5), F(6,2), G(4,-4),and H (-5,-1). Find the slopes of each side.