Write an equation to describe the sequence below. Use n to represent the position of a term in the sequence, where n = 1 for the first term.
10, -30, 90, ...
Write your answer using decimals and integers.
aⁿ = _ ( _ ) ^n-1
10, -30, 90, ...
Write your answer using decimals and integers.
aⁿ = _ ( _ ) ^n-1