mivokali
mivokali mivokali
  • 11-05-2022
  • Mathematics
contestada

Find the sum of the following geometric sequences. d) 3 terms a= 16 r=3/4​

Respuesta :

jimrgrant1 jimrgrant1
  • 11-05-2022

Answer:

S₃ = 37

Step-by-step explanation:

given a₁ = 16 and r = [tex]\frac{3}{4}[/tex] , then

a₂ = a₁ × [tex]\frac{3}{4}[/tex] = 16 × [tex]\frac{3}{4}[/tex] = 12

a₃ = a₂ × [tex]\frac{3}{4}[/tex] = 12 × [tex]\frac{3}{4}[/tex] = 9

then

S₃ = a₁ + a₂ + a₃ = 16 + 12 + 9 = 37

Answer Link

Otras preguntas

what is mercantilism​
12 ft 6 ft 12 ft 6 ft What is the perimeter of this figure
Sam's dog weighs 72 pounds. The vet suggests that for the dog's health, its weight should decrease by 12.5 percent. According to the vet, what is a healthy weig
A compromise means that everyone has to give something up in order to come to an agreement. Question 1 options: a) True b) False
Social media algorithms that show you only content they think you will find most appealing are part of the _____ phenomenon.
My topic is baseball height
A tank contains 200 L of fluid in which 30 grams of salt are dissolved. Brine containing 1 g of salt per liter is then pumped into the tank at a rate of 4L/min;
solve for x: 0.75x-0.25=3.5
Write a short persuasive paragraph of at least 100 words with the purpose of convincing your teacher not to assign any homework for the evening
The 3 principles of the kinetic theory