Question

What is the the sum of the infinite geometric series 3, 2, 4/3, ... ?

Answer 1

Formula:

`s=(a_1)/((1-q))_{}`

here a1=3

q=2:3(ration of second number and first number)

`q=(2)/(3)`

Therefore,

`s=(3)/((1-(2)/(3)))=(3)/((1)/(3))=9`

Sum=9