jayesunset
jayesunset jayesunset
  • 02-06-2021
  • Mathematics
contestada

Solve number 3 please, with explanation

Solve number 3 please with explanation class=

Respuesta :

ferrybukantoro
ferrybukantoro ferrybukantoro
  • 02-06-2021

Answer:

97,655

Step-by-step explanation:

5(5)^(n-1) = 78,125

5^n = 78,125

n = 7

=> S7 = 5(5^7 -1) / (5-1)

= 5/4 (78, 125 -1)

= 5/4 (78 124) = 97,655

Answer Link

Otras preguntas

You have a cylinder with a diameter of 15 inches and a height of 12 inches. What is the volume of the largest sphere thg will fit inside it? If you can will you
What three islands are located off the East African coast
How is the numeral 35.012 written in words and why
Rewrite the function c(x) =9(x+3) using the distributive property
is it possible for a distance versus-time graph to be a vertical line?
What are two different ways to describe and label the layers of the Earth?
How is the numeral 35.012 written in words and why
is it possible for a distance versus-time graph to be a vertical line?
What three islands are located off the East African coast
A passenger on a boat moving at 1.70 m/s on a still lake walks up a flight of stairs at a speed of 0.60 m/s , as shown in the figure . The stairs are angled at