beautifultreasure128 beautifultreasure128
  • 14-04-2021
  • Mathematics
contestada

write an explicit formula for an the nth term of sequence 100,20,4

Respuesta :

iwantaclairoalbum
iwantaclairoalbum iwantaclairoalbum
  • 14-04-2021

Answer:

a_3=4

Step-by-step explanation:

a1 = 100

r = 1/5

an = 100 (1/5)^(n - 1)

so we now have the answer for a_3

a_3 = 100 * (1/5)^(3 - 1)

a_3 = 100 * (1/5)^2

a_3 = 100 * 1/25

a_3 = 4  

i believe this is it, although i'm not entirely sure

good luck :)

**please let me know if this was wrong/not what you were looking for or both**

have a nice day!

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