Question

a1=6618 r=-1/3 what is the second term?

Answer 1

\[a _{n}=a _{1}r ^{n-1}\]
where n is the number of terms
just plug it in the formula and you'll get the right answer.

Answer 2

@metro3631 did you get it?

Answer 3

4412

Answer 4

i am so confused