Question

Find the 12th term of the geometric sequence -2,4,-8..

Answer 1

-16394

Explanation:

Pattern rule : Start at -2 and multiply it by -2.

-2 x -2 = 4

4 x -2 = -8

-8 x -2 = 16

16 x -2 = -32

- 32 x -2 = 64...so on