Problema Solution

Write a formula to describe the sequence

1, 0.9, 0.8, 0.7, 0.6, 0.5….

Answer provided by our tutors

Formula that describes the sequence is:

A(n) = 1 - 0.1(n - 1)

Indeed:

A(1) = 1

A(2) = 0.9

A(3) = 0.8

A(4) = 0.7

A(5) = 0.6

A(6) = 0.5