22longgabriel
22longgabriel 22longgabriel
  • 19-04-2020
  • Mathematics
contestada

PreCalc help with sums. I will mark brainliest. (also can you explain WHY you got what answer you got? Thanks)

PreCalc help with sums I will mark brainliest also can you explain WHY you got what answer you got Thanks class=

Respuesta :

amna04352
amna04352 amna04352
  • 19-04-2020

Answer:

5.25

Step-by-step explanation:

a = 4.2

r = 1/5 = 0.2

Sum to infinity:

a/(1 - r)

4.2/(1 - 0.2)

4.2/0.8

21/4

5.25

Answer Link

Otras preguntas

probability of tossing a head when a coin is tossed twice
if an object is weightless can it have mass
Naturally occurring europium (Eu) consists of two isotopes was a mass of 151 and 153 . Europium-151 has an abundance of 48.03% and Europium-153 has and abundanc
Which number is greater? 5.569 or 5.5
What is the slope of (6,0) and (0,8)
A company purchased new furniture at a cost of $14,000 on september 30. the furniture is estimated to have a useful life of 8 years and a salvage value of $2,00
I don’t know the answer
What is one cost of avoiding insurance?
Why were blacks denied the chance to be in combat during the early part of the Civil War? Officials did not trust in them. There were not enough of them. Th
Hospital visits are typically made by the physician