Question

Is the sum of the first 10 terms in the sequence: an=27(0.1)^n-1 29.97?

Answer 1

sum = (first term) (1 - (ratio)^n) / (1 - ratio)

Answer 2

hmm one of those problems where you could just do n = 1 2 3 4 5 6 7 8 9 10