Math/Algebra
posted by Libby .
If the first term of a finite geometric sequence is .4 and its ratio is .3 what is the sum of the first 5 terms?

You can use the formula, which I recommend, or add them up.
adding: .4,.12,.036, etc then add.
posted by Libby .
If the first term of a finite geometric sequence is .4 and its ratio is .3 what is the sum of the first 5 terms?
You can use the formula, which I recommend, or add them up.
adding: .4,.12,.036, etc then add.