Answer:
The n-th term of this sequence is 3(-2)^(n-1)
Step-by-step explanation:
Term 1 = 3 = 3 X 1 =. 3(-2)^0
Term 2 = -6 = 3 X (-2) = 3(-2)^1
Term 3 = 12 = 3 X (-2) X (-2) = 3(-2)^2
…
The first term is 3, and every subsequent term is the previous term multiplied by -2.
