Question

Which answer is the explicit rule for the sequence11,8.5,6,3.5,1

Answer 1

Answer: - 2.5n+13.5

Step-by-step explanation:

`11 - 8.5 = 2.5 \\ - 2.5n * 1 = - 2.5 \\ it \: is \: negative \: as \: the \: sequence \: \\ decreases\\ 11 - - 2.5 = 13.5 \\ - 2.5n + 13.5`