Which of the following choices is the explicit formula for the following geometric sequence? -0.1, 0.02, - 0.004, 0.0008, - 0.00016 A. an = 0.1 (0.2) n B. an = 0.1 (-0.2) n-1 C. an = - 0.1 (-0.2) n-1 D. an = 0.2 (-0.2) n-1 E. an = - 0.1 (0.2) n-1
Answers (1)