Question

Write the first four terms of each geometric sequence a1=6 and r=1/2?

Answer 1

See below

Explanation:

Here's my rule:
`a_n= 6(1/2)^(n-1)`

`a_1= 6(1/2)^(1-1)=6`
`a_2= 6(1/2)^(2-1)=3`
`a_3= 6(1/2)^(3-1)=3/2`
`a_4= 6(1/2)^(4-1)=3/4`